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Classification of threaded holes

Classification of threaded holes, Total:500 items.

In the international standard classification, Classification of threaded holes involves: Fasteners, Pipeline components and pipelines, Screw threads, Fasteners for aerospace construction, Machine tool systems, Cutting tools, Shipbuilding and marine structures in general, Components for aerospace construction, Linear and angular measurements, Materials and components for railway engineering, External water conveyance systems, Fluid power systems, Road vehicle systems, Water quality, Mechanical structures for electronic equipment, Protection against fire, Mining equipment, Optical equipment, Shafts and couplings, Characteristics and design of machines, apparatus, equipment, Horology, Medical equipment, Electrical accessories, Ground service and maintenance equipment, Railway rolling stock.


Korean Agency for Technology and Standards (KATS), Classification of threaded holes

  • KS W 0929-1998(2018) AEROSPACE - NUTS, ANCHOR, SELF-LOCKING, FLOATING, TWO-LUG, WITH COUNTERBORE, WITH MJ THREADS, COATED OR UNCOATED, CLASSIFICATION 1100MPa/235 DEGREES C, 1100MPa/315 DEGREES C OR 1100MPa/425 DEGREES C -
  • KS B 1008-2008(2018) Split pin holes and wire holes for bolts, screws and studs
  • KS B 1006-2016 Hole Sizes Before Threading
  • KS B 1006-2016(2021) Hole Sizes Before Threading
  • KS B 3965-2004 Single angle milling cutters with threaded holes
  • KS B 3965-1977 Single angle milling cutters with threaded holes
  • KS B ISO 10666-2016(2021) Drilling screws with tapping screw thread－Mechanical and functional properties
  • KS R ISO 4039-1-2008(2018) Road vehicles－Pneumatic braking systems－Part 1：Pipes, male fittings and tapped holes with facial sealing surface
  • KS R ISO 4039-1:2008 Road vehicles-Pneumatic braking systems-Part 1:Pipes, male fittings and tapped holes with facial sealing surface
  • KS R ISO 4039-2:2008 Road vehicles－Pneumatic braking systems－Part 2：Pipes, male fittings and tapped holes with conical sealing surface
  • KS R ISO 13486-1-2015(2020) Road vehicles－Hydraulic braking systems－Part 1：Double-flare pipes, tapped holes, male fittings and tube seats
  • KS R ISO 13486-1:2005 Road vehicles-Hydraulic braking systems-Part 1:Double-flare pipes, tapped holes, male fittings and tube seats
  • KS R ISO 13486-1:2015 Road vehicles－Hydraulic braking systems－Part 1：Double-flare pipes, tapped holes, male fittings and tube seats
  • KS E ISO 10207:2022 Rock drilling equipment — Rope threaded drill steel equipment for percussive drilling, nominal sizes 22 mm to 38 mm
  • KS W 0935-2016 Aerospace－Nuts, hexagonal, slotted(castellated), normal height, normal across flats, with MJ threads, classifications：600MPa(at ambient temperature)/120℃, 600MPa(at ambient temperature)/235℃,900MPa(at ambient temperature)/425℃, `
  • KS W 0933-1998(2018) AEROSPACE - SELF-LOCKING, FIXED, SINGLE-LUG ANCHOR NUTS WITH COUNTERBORE, CLASSIFICATION 1100MPa/235 DEGREES C
  • KS B ISO 228-2:2007 Pipe threads where pressure-tight joints are not made on the threads-Part 2:Verification by means of limit gauges
  • KS B ISO 228-2:2013 Pipe threads where pressure－tight joints are not made on the threads－Part 2：Verification by means of limit gauges
  • KS B ISO 228-1:2007 Pipe threads where pressure－tight joints are not made on the threads－Part 1：Dimensions, tolerances and designation
  • KS P ISO 5836:2010 Implants for surgery－Metal bone plates－Holes corresponding to screws with asymmetrical thread and spherical under-surface
  • KS B ISO 8038-1:2006 Optics and optical instruments－Microscopes－Screw threads for objectives and related nosepieces－Part 1：Screw thread type RMS(4/5 in×1/36 in)

IT-UNI, Classification of threaded holes

AT-ON, Classification of threaded holes

  • ONORM M 2012-1983 Tapped holes and screwed plugs with metric pipe thread, fine, for pipe unions, jitüngs and screw plugs; design dimensions

Association Francaise de Normalisation, Classification of threaded holes

  • NF L22-225:1983 Hexagon socket head cap screws, fully threaded without hole for locking wire. ISO thread 4 G class.
  • NF L22-146:1985 Bolt, hexagonal head, with locking hole, for tensile application. ISO thread 4G class.
  • NF L22-220:1984 Hexagonal socket cylindrical head screw with hole for lockwire. ISO thread 4H class.
  • NF L22-223:1983 Hexagon socket head cap screws without hole for locking wire. ISO thread 4 G class.
  • NF L22-221:1983 Hexagon socket head cap screws without hole for locking wire. ISO thread 4 H class.
  • NF L22-731/A1:1974 ISO THREAD SOLID SHAFT WITH PIN HOLE.
  • NF L22-732:1979 Axes allégés à filetage ISO avec trou de goupille
  • NF L22-711:1975 Axes pleins à filetage SIm avec trou de goupille
  • NF L22-733/AM1:1974 ISO THREAD SOLID SHAFT WITHOUT PIN HOLE.
  • NF L22-733:1974 Axes pleins à filetage ISO sans trou de goupille
  • NF L22-232:1987 Bolt, bihexagonal head, with locking hole. ISO thread : 4H class.
  • NF E02-316:2014 Steel gauges - 5 % taper rings with tapped hole
  • NF L22-731:1974 Solid pins, ISO thread, with split pin hole.
  • NF L22-712:1975 Axes allégés à filetage SIm avec trou de goupille
  • NF L22-440:1987 HEXAGONAL NUTS. REDUCED HEIGHT. NORMAL ACROSS FLATS,WITH LOCKING HOLES. ISO LH THREAD. 4H CLASS.
  • NF L22-439:1987 HEXAGONAL NUTS. REDUCED HEIGHT. NORMAL ACROSS FLATS,WITH LOCKING HOLES. ISO RH THREAD. 4H CLASS.
  • NF L22-545:1975 Self-locking anchor nuts, single lug with one hole. Sim thread (rech.).
  • NF L22-512:1997 Aircraft bolts and nuts. Hexagonal nuts, self-locking, with counterbore and captive washer, ISO M threads, in steel, cadmium plated, MoS2 lubricated. Classification : 1100 MPa (at ambient temperature)/235 degrees Celsius.
  • NF EN 28736:1992 Goupilles de position coniques à trou taraudé, non trempées
  • NF L22-444:1993 HEXAGONAL NUTS. REDUCED HEIGHT. REDUCED ACROSS FLATS WITH LOCKING HOLES. ISO LH THREAD. 4H5H OR 5H TOLERANCE CLASS ACCORDING TO DIAMETER.
  • NF L22-442:1993 HEXAGONAL NUTS. REDUCED HEIGHT. REDUCED ACROSS FLATS. ISO LH THREAD. 4H5H OR 5H TOLERANCE CLASS ACCORDING TO DIAMETER.
  • NF L22-443:1993 HEXAGONAL NUTS. REDUCED HEIGHT. REDUCED ACROSS FLASTS WITH LOCKING HOLES. ISO RH THREAD. 4H5H OR 5H TOLERANCE CLASS ACCORDING TO DIAMETER.
  • NF L22-242:1987 Bolt, bihexagonal head, with locking hole. ISO thread : 4H class, fine pitch.
  • NF F01-015/AM1:1977 RAILWAY TRANSPORT EQUIPMENT. UNBORED AXLES WITH GROOVED SCREW-ENDS. GROOVED SCREW-ENDS.
  • NF L22-437:1987 HEXAGONAL NUTS. REDUCED HEIGHT. NORMAL ACROSS FLATS,WITH LOCKING HOLES. ISO RH THREAD. 4H5H OR 5H TOLERANCE CLASS ACCORDING TO DIAMETER.
  • NF L23-121:1963 Washers with counterbore (for pins with ISO thread).
  • NF L22-239:1987 Bolt, bihexagonal head, with locking hole, necked shank. ISO thread : 4G class.
  • NF L22-537:1975 Self-locking anchor nuts, countersunk type, single lug with two holes. Sim thread (rech.).
  • NF L22-234:1987 Bolt, bihexagonal head, with locking hole, necked shank. ISO thread : 4H class.
  • NF L22-461:1987 HEXAGONAL NUTS. REDUCED HEIGHT. NORMAL ACROSS FLATS WITH LOCKING HOLES. ISO RH THREAD,4H5H CLASS,FINE PITCH.
  • NF L22-546:1975 Self-locking anchor nuts, single lug with countersunk rivet hole. Sim thread (rech.).
  • NF L22-544:1975 Self-locking anchor nuts, two lugs with countersunk rivet holes. Sim thread (rech.).
  • NF L22-438:1987 HEXAGONAL NUTS. REDUCED HEIGHT. NORMAL ACROSS FLATS,WITH LOCKING HOLES. ISO LH THREAD. 4H5H OR 5H TOLERANCE CLASS ACCORDING TO DIAMETER.
  • NF S86-642:1970 HOROLOGY. STRAIGHT MIDDLE FOR TWO-PIECE CASES WITH SCREW-FASTENED BACK,ROUND OPENING AND WITH DIAL SUPPORTED BELOW THE FLANGE.
  • NF F01-088:1971 Railway transport equipment. Unbored axles with slotted and threaded ends. Screws with drilled heads.
  • NF E48-065-1*NF EN ISO 9974-1:2000 Connections for general use and fluid power - Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing - Part 1 : threaded ports
  • NF E49-051-1*NF EN ISO 1179-1:2014 Connections for general use and fluid power - Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing - Part 1 : threaded ports
  • NF R12-634-2*NF ISO 4039-2:1998 Road vehicles. Pneumatic braking systems. Part 2 : pipes, male fittings and tapped holes with conical sealing surface.
  • NF R12-634-1*NF ISO 4039-1:1998 Road vehicles. Pneumatic braking systems. Part 1 : pipes, male fittings and tapped holes with facial sealing surface.
  • NF L22-249:1987 Bolt, bihexagonal head, with locking hole, necked shank. ISO thread : 4G class, fine pitch.
  • NF L22-589:2020 Aircraft bolts and nuts - Nuts, anchor, self-locking, 90o corner, with counterbore, ISO M or ISO MJ threads, in corrosion resisting steel, silver plated - Classification : 1 100 MPa (at ambient temperature)/425 oC
  • NF L22-731:2020 Série aérospatiale - Axes pleins à filetage ISO avec trou de goupille
  • NF L22-534:1975 Self-locking anchor nuts, countersunk type, two lugs with countersunk rivet holes. Sim thread (rech.).
  • NF L22-536:1975 Self-locking anchor nuts, countersunk type, single lug with countersunk rivet hole. Sim thread (rech.).
  • NF L22-548:1975 Self-locking anchor nuts, single lug with two countersunk rivet holes. Sim thread (rech.).
  • NF L22-244:1987 Bolt, bihexagonal head, with locking hole, necked shank. ISO thread : 4H class, fine pitch.
  • NF E66-227:1968 Single angle cutters (45 degrees and 60 degrees) with threaded bore and back centring.
  • NF E66-213:1972 Shell end mills with threaded bore and back centring.
  • NF L22-569:2020 Aircraft bolts and nuts - Nuts, anchor, self-locking, 90o corner, with counterbore, ISO M or ISO MJ threads, in steel, cadmium plated, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 235 oC
  • NF E66-101*NF ISO 5969:2002 Ground thread taps for pipe threads G series and Rp series - Tolerances on the threaded portion.
  • NF EN ISO 898-5:2012 Caractéristiques mécaniques des éléments de fixation en acier au carbone et en acier allié - Partie 5 : vis sans tête et éléments de fixation filetés similaires de classes de dureté spécifiées - Filetages à pas gros et filetages à pas fin
  • NF E25-100-5*NF EN ISO 898-5:2012 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 5 : set screws and similar threaded fasteners with specified hardness classes - Coarse thread and fine pitch thread.
  • NF F01-015:1971 Railway transport equipment. Unbored axles with threaded and slotted ends. Threaded and slotted ends.
  • NF E03-004-1*NF EN 10226-1:2004 Pipe threads where pressure tight joints are made on the threads - Part 1 : taper external threads and parallel internal threads - Dimensions, tolerances and designation.
  • NF ISO 3337:2006 Fraises pour rainures à T, à queue cylindrique et à queue cône Morse à trou taraudé
  • NF L22-538:1975 Self-locking anchor nuts, countersunk type, single lug with two countersunk rivet holes. Sim thread (rech.).
  • NF F01-016:1971 Railway transport equipment. Unbored axles with threaded and slotted ends. Nuts.
  • NF L22-587:2020 Aircraft bolts and nuts - Nuts, anchor, self-locking, two lug, with counterbore, ISO M or ISO MJ threads, in corrosion resisting steel, silver plated - Classification : 1 100 MPa (at ambient temperature) / 425 oC
  • NF L22-570:2020 Aircraft bolts and nuts - Nuts, anchor, self-locking, 60o corner, with counterbore, ISO M or ISO MJ threads, in steel, cadmium plated, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 235 oC
  • NF EN 10226-2:2005 Filetages de tuyauteries pour raccordement avec étanchéité par le filetage - Partie 2 : filetages extérieurs coniques et filetages intérieurs coniques - Dimensions, tolérances et désignation
  • NF L20-032*NF EN 3201:2008 Aeraospace series - Holes for metric threaded fasteners - Design standard
  • NF E22-056:1984 Cylindrical and 1/10 conical shaft ends. Internal threads. Center holes.
  • NF E62-526:1977 REDUCTION SLEEVES WITH 7/24 EXTERNAL AND TAPPED MORSE INTERNAL TAPER AND INCORPORATED SCREW.
  • NF L22-568:2020 Aircraft bolts and nuts - Nuts, anchor, self-locking, two lug, with counterbore, ISO M or ISO MJ threads, in steel, cadmium plated, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 235 oC
  • NF L22-567:2020 Aircraft bolts and nuts - Nuts, anchor, self-locking, two lug, with counterbore, ISO M or ISO MJ threads, in steel, cadmium plated, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 235 oC
  • NF L22-576:2020 Aircraft bolts and nuts - Nuts, anchor, self-locking, floating, single lug, with counterbore, ISO M or ISO MJ threads, in steel, cadmium plated, MoS2 lubricated - Classification : 1 100 MPa (at ambient temperature) / 235 oC
  • NF S86-641:1970 HOROLOGY. SHOULDERED MIDDLE FOR TWO-PIECE CASES WITH SCREW-FASTENED BACKS,ROUND OPENING AND WITH DIAL SUPPORTED BELOW THE FLANGE.
  • NF L22-573:2020 Aircraft bolts and nuts - Nuts, anchor, self-locking, 90o corner, reduced series, with counterbore, ISO M or ISO MJ threads, in steel, cadmium plated, MoS2 lubricated - Classification : 1 100 MPa (at ambient temperature) / 235 oC
  • NF E66-101:1981 GROUND THREAD TAPS FOR PIPE THREADS. TOLERANCES ON THE THREADED PORTION.
  • NF L22-575:2020 Aircraft bolts and nuts - Nuts, anchor, self-locking, floating, two lug, with counterbore, ISO M or ISO MJ threads, in steel, cadmium plated, MoS2 lubricated - Classification : 1 100 MPa (at ambient temperature) / 235 oC
  • NF EN ISO 8733:1997 Goupilles cylindriques à trou taraudé en acier non trempé et en acier inoxydable austénitique
  • NF E03-004-3*NF EN 10226-3:2005 Pipe threads where pressure tight joints are made on the threads - Part 3 : verification by means of limit gauges
  • NF EN ISO 228-2:2003 Filetages de tuyauterie pour raccordement sans étanchéité dans le filet - Partie 2 : vérification par calibres à limites
  • NF E03-004-2*NF EN 10226-2:2005 Pipe threads where pressure tight joints are made on the threads - Part 2 : taper external threads and taper internal threads - Dimensions, tolerances and designation
  • NF L22-571:2020 Aircraft bolts and nuts - Nuts, anchor, self-locking, two lug, reduced series, with counterbore, ISO M or ISO MJ threads, in steel, cadmium plated, MoS2 lubricated - Classification : 1 100 MPa (at ambient temperature) / 235 oC
  • NF L22-453:1987 HEXAGONAL CASTELLETED NUTS. REDUCED HEIGHT. ISO THREAD. 4H5H OR 5H TOLERANCE CLASS ACCORDING TO DIAMETER.

CU-NC, Classification of threaded holes

CH-SNV, Classification of threaded holes

German Institute for Standardization, Classification of threaded holes

  • DIN 3852-2:2000 Stud ends, ports, for fittings, valves - Plug screw with Whitworth pipe thread - General outlay of types
  • DIN 7500-2:2016 Thread rolling screws for ISO metric thread - Part 2: Guideline values for hole diameters
  • DIN 2510-8:1971-08 Bolted Connections with Reduced Shank; Threaded Holes for Studs
  • DIN 7500-2:1984 Thread rolling screws for ISO metric thread; guideline values for hole diameters
  • DIN 82010:1971 Round Eyes with Screwed Shank for Swivels and Turnbuckles
  • DIN 82019:1993 Ramshorn shank hooks; shank with metric thread, with double lug and with eye
  • DIN 82006:1971 Oval Eyes with Screwed Shank for Swivels and Turnbuckles
  • DIN 65345:1986-12 Aerospace; anchor nuts with MJ thread, deep counterbore, self-locking, two lug, steel; classification: 1100 MPa/235 °C
  • DIN 2510-8:1971 Bolted Connections with Reduced Shank; Threaded Holes for Studs
  • DIN 7952-2:1971-10 Sheet Metal Rim Holes with Screw Thread; Prepunch Hole Diameters
  • DIN 802-6:2003 Manufacturing to tolerances on the threaded portion of screwing taps - Part 6: Ground taps for tapped holes (EG) for wire thread inserts as in DIN 8140 for ISO metric coarse and fine pitch threads
  • DIN 7952-2:1971 Sheet Metal Rim Holes with Screw Thread; Prepunch Hole Diameters
  • DIN 405-3:1997 General purpose knuckle threads - Part 3: Gauges for external and internal thread; types of gauges, profiles, tolerances
  • DIN 405-3:1997-11 General purpose knuckle threads - Part 3: Gauges for external and internal thread; types of gauges, profiles, tolerances
  • DIN 802-6:2003-07 Manufacturing to tolerances on the threaded portion of screwing taps - Part 6: Ground taps for tapped holes (EG) for wire thread inserts as in DIN 8140 for ISO metric coarse and fine pitch threads
  • DIN 82010-2:2008 Stud-eye head fittings with threaded shank - Part 2: For turnbuckles, stainless steel
  • DIN 7500-2:2016-04 Thread rolling screws for ISO metric thread - Part 2: Guideline values for hole diameters
  • DIN 1816:1971 Round Nut with Set Pin Holes Inside; ISO Metric Fine Thread
  • DIN 1816:1971-03 Round Nut with Set Pin Holes Inside; ISO Metric Fine Thread
  • DIN 40435:2003 Machine taps for the tapped holes (EG) for wire thread inserts for ISO metric screw threads according to DIN 8140 - Coarse pitch threads EG M2 to EG M52 and fine pitch threads EG M8 × 1 to EG M48 × 3 - Dimensions
  • DIN 65346:2006-11 Aerospace - Anchor nuts with MJ thread, deep counterbore, self-locking, single lug, corrosion-resisting steel, classification: 1100 MPa/315 °C/425 °C
  • DIN 4918:2017 Seamless casings with threaded connections for cased bore-holes
  • DIN 65344:2005-09 Aerospace - Anchor nuts with MJ-thread, deep counterbore, self-locking, two lug, corrosion-resisting steel, classification: 1100 MPa/315 °C/425 °C
  • DIN EN ISO 1179-1:2008 Connections for general use and fluid power - Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing - Part 1: Threaded ports (ISO 1179-1:2007); German version EN ISO 1179-1:2008
  • DIN 4918:1989 Screwed seamless casing pipes
  • DIN 802-5:1997 Tolerances on the threaded portion of tape - Part 5: Ground threaded taps for ISO metric thread; threads for interference fits according to DIN 8141-1, coarse and fine pitches; manufacturing tolerances on the threaded portion
  • DIN 82006-2:2008-11 Oval eye head fittings with threaded shank - Part 2: For turnbuckles, stainless steel
  • DIN 76-2:1984-12 Thread run-outs and thread undercuts for pipe threads conforming to ISO 228 part 1
  • DIN 65239:2006-11 Aerospace - Anchor nuts with MJ thread, deep counterbore, self-locking, non-floating, corner, corrosion-resisting steel, classification: 1100 MPa/315 °C/425 °C
  • DIN 4918:2017-04 Seamless casings with threaded connections for cased bore-holes / Note: This standard is part of the DVGW body of rules.
  • DIN 332-2:1983-05 Center holes 60° with thread for shaft ends for rotating electrical machines
  • DIN 65242:2015-02 Aerospace - Anchor nuts with MJ-thread, deep counterbore, self-locking, floating, two lug, corrosion-resisting steel, classification: 1 100 MPa/315 °C/425 °C; Text in German and English; Inactive for new design
  • DIN 65530:2006-01 Aerospace - Nuts, bihexagonal with flange and MJ thread, deep counterbore, self-locking, corrosion-resisting steel, classification: 1550 MPa/315 °C/425 °C
  • DIN EN ISO 15480:2019 Fasteners - Hexagon washer head drilling screws with tapping screw thread (ISO 15480:2019)
  • DIN EN ISO 15480:2019-10 Fasteners - Hexagon washer head drilling screws with tapping screw thread (ISO 15480:2019); German version EN ISO 15480:2019
  • DIN 40435:2003-07 Machine taps for the tapped holes (EG) for wire thread inserts for ISO metric screw threads according to DIN 8140 - Coarse pitch threads EG M2 to EG M52 and fine pitch threads EG M8 × 1 to EG M48 × 3 - Dimensions
  • DIN 82006-2:2008 Oval eye head fittings with threaded shank - Part 2: For turnbuckles, stainless steel
  • DIN 802-3:1985 Tolerances on the threaded portion of taps; taps for pipe threads
  • DIN 802-5:1997-02 Tolerances on the threaded portion of tape - Part 5: Ground threaded taps for ISO metric thread; threads for interference fits according to DIN 8141-1, coarse and fine pitches; manufacturing tolerances on the threaded portion
  • DIN 65342:2015-12 Aerospace series - Anchor nuts with MJ thread, deep counterbore, self-locking, two lug, reduced, corrosion-resisting steel, classification: 1 100 MPa/315 °C/425 °C; Text in German and English
  • DIN 20314:1990 Screw threads for drill tubes will diameters exceeding 100 mm for large hole boring in mining
  • DIN 86528:2017-02 Tab washers for screwed bonnet type valves
  • DIN 3852-1:2002 Stud ends, ports, for fittings, valves - Part 1: Plug screw with metric fine pitch thread; General outlay of types
  • DIN 65346 Berichtigung 1:2007-06 Aerospace - Anchor nuts with MJ thread, deep counterbore, self-locking, single lug, corrosion-resisting steel, classification: 1100 MPa/315 °C/425 °C, Corrigenda to DIN 65346:2006-11
  • DIN 65510:1984-07 Aerospace; nuts, hexagon, thin, with MJ-thread steel, classification: 1100 MPa/235 °C
  • DIN 332-2:1983 Center holes 60° with thread for shaft ends for rotating electrical machines
  • DIN 65393:2002 Aerospace - Thread inserts with MJ thread, ring locked, screw-locking, steel; Classification: 900 MPa/1100 MPa/1250 MPa/1550 MPa/235 °C
  • DIN EN 4119:2006-11 Aerospace series - Nuts, bihexagonal, self-locking, deep counterbore, in heat resisting steel FE-PA2601 (A286), silver plated on thread - Classification: 1100 MPa (at ambient temperature) / 650 °C; German and English version EN 4119:2004
  • DIN EN ISO 898-5:2012-09 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 5: Set screws and similar threaded fasteners with specified hardness classes - Coarse thread and fine pitch thread (ISO 898-5:2012); German version EN ISO 898-5:2012
  • DIN EN ISO 1179-1:2014 Connections for general use and fluid power - Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing - Part 1: Threaded ports (ISO 1179-1:2013); German version EN ISO 1179-1:2013
  • DIN 65245:1984-07 Aerospace; nuts, hexagon, with MJ-thread, self-locking, in steel, classification: 1100 MPa/120 °C
  • DIN 65392:2002 Aerospace - Press nuts with MJ thread, self-locking, floating, steel; Classification: 1100 MPa/235 °C
  • DIN EN 3201:2009 Aerospace series - Holes for metric threaded fasteners - Design standard; German and English version EN 3201:2008
  • DIN 20316:2012-11 Rock drilling - Thread connections for thin-walled rotary drilling equipment - Dimensions, design
  • DIN 802-3:2016 Tolerances on the threaded portion of taps - Part 3: Ground taps for pipe thread (G) according to DIN EN ISO 228-1 and pipe thread (Rp) according to DIN EN 10226-1 - Manufacturing tolerances on the threaded portion
  • DIN 802-3:2008 Tolerances on the threaded portion of taps - Part 3: Ground taps for pipe thread (G) according to DIN EN ISO 228-1 and pipe thread (Rp) according to DIN EN 10226-1 - Manufacturing tolerances on the threaded portion
  • DIN 13-8:1999 ISO general purpose metric screw threads - Part 8: Nominal sizes for 3 mm fine pitch threads; nominal diameter from 28 mm to 300 mm
  • DIN 4000-128:2011 Tabular layout of article characteristics - Part 128: Bonded abrasive products with bore or threaded insert
  • DIN 802-3:2016-03 Tolerances on the threaded portion of taps - Part 3: Ground taps for pipe thread (G) according to DIN EN ISO 228-1 and pipe thread (Rp) according to DIN EN 10226-1 - Manufacturing tolerances on the threaded portion
  • DIN ISO 965-2 Berichtigung 1:2017-03 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads; medium quality (ISO 965-2:1998), Corrigendum to DIN ISO 965-2:1999-11
  • DIN ISO 965-2:1999-11 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads; medium quality (ISO 965-2:1998) / Note: To be amended by DIN ISO 965-2/A1 (2021-01).
  • DIN EN 3044:1998 Aerospance series - Installation holes for inserts, screw thread, helical coil, self-locking - Design standard; German version EN 3044:1998
  • DIN 65391:2002 Aerospace - Press nuts with MJ thread, self-locking, corrosion-resisting steel; Classification: 1100 MPa/315 °C/425 °C
  • DIN 13-5:1999 ISO general purpose metric screw threads - Part 5: Nominal sizes for 1 mm and 1,25 mm fine pitch threads; nominal diameter from 7,5 mm to 200 mm
  • DIN 13-7:1999 ISO general purpose metric screw threads - Part 7: Nominal sizes for 2 mm fine pitch threads; nominal diameter from 17 mm to 300 mm
  • DIN 13-3:1999 ISO general purpose metric screw threads - Part 3: Nominal sizes for 0,5 mm fine pitch threads; nominal diameter from 3,5 mm to 90 mm
  • DIN 13-6:1999 ISO general purpose metric screw threads - Part 6: Nominal sizes for 1,5 mm fine pitch threads; nominal diameter from 12 mm to 300 mm
  • DIN 13-4:1999 ISO general purpose metric screw threads - Part 4: Nominal sizes for 0,75 mm fine pitch threads; nominal diameter from 5 mm to 110 mm
  • DIN 13-10:1999 ISO general purpose metric screw threads - Part 10: Nominal sizes for 6 mm fine pitch threads; nominal diameter from 70 mm to 500 mm
  • DIN 13-9:1999 ISO general purpose metric screw threads - Part 9: Nominal sizes for 4 mm fine pitch threads; nominal diameter from 40 mm to 300 mm
  • DIN 4000-128:2003 Tabular layout of article characteristics - Part 128: Bonded abrasive products with bore or threaded insert
  • DIN 8378:2006-11 Subland twist drills with parallel shank for holes prior to tapping screw threads
  • DIN 13-1:1999 ISO general purpose metric screw threads - Part 1: Nominal sizes for coarse pitch threads; nominal diameter from 1 mm to 68 mm
  • DIN 76-1:2016-08 Thread run-outs and thread undercuts - Part 1: For ISO metric threads in accordance with DIN 13-1 / Note: To be replaced by DIN 267-27 (2022-12).
  • DIN 263-3:2003 Single- and double-start acme thread with clearance for rail vehicles - Part 3: Thread gauges; Thread dimensions and permissible wear of thread gauge
  • DIN EN 10226-2:2005-11 Pipe threads where pressure tight joints are made on the threads - Part 2: Taper external threads and taper internal threads - Dimensions, tolerances and designation; German version EN 10226-2:2005
  • DIN EN 10226-1:2004-10 Pipe threads where pressure tight joints are made on the threads - Part 1: Taper external threads and parallel internal threads - Dimensions, tolerances and designation; German version EN 10226-1:2004
  • DIN 65347:2002 Aerospace - Anchor nuts with MJ thread, deep counterbore, self-locking, single lug, steel; Classification: 1100 MPa/235 °C
  • DIN EN 10226-3 Berichtigung 1:2006 Pipes threads where pressure tight joint are made on the threads - Part 3: Verification by means of limit gauges; German version EN 10226-3:2005, Corrigenda to DIN EN 10226-3:2005-05
  • DIN ISO 965-3:2021-01 ISO general purpose metric screw threads - Tolerances - Part 3: Limit deviations for screw threads (ISO/DIS 965-3:2020); Text in German and English / Note: Date of issue 2020-12-04*Intended as replacement for DIN ISO 965-3 (1999-11).
  • DIN 13-1:1999-11 ISO general purpose metric screw threads - Part 1: Nominal sizes for coarse pitch threads; nominal diameter from 1 mm to 68 mm
  • DIN 20314:1990-06 Screw threads for drill tubes will diameters exceeding 100 mm for large hole boring in mining
  • DIN 3854:1995-10 Non-soldering and soldering compression couplings - Tapped holes for socket unions - Construction sheet
  • DIN 8379:2006-11 Subland twist drills with Morse taper shanks for holes prior to tapping screw threads
  • DIN 76-2:1984 Thread run-outs and thread undercuts for pipe threads conforming to ISO 228 part 1
  • DIN EN 10226-2:2005 Pipe threads where pressure tight joints are made on the threads - Part 2: Taper external threads and taper internal threads - Dimensions, tolerances and designation;English version of DIN EN 10226-2
  • DIN 65507:1986 Aerospace; nuts, hexagon, with MJ thread, captive washer and counterbore, self-locking, steel; class: 1100 MPa/235 °C
  • DIN 13-2:1999 ISO general purpose metric screw threads - Part 2: Nominal sizes for 0,2 mm, 0,25 mm and 0,35 mm fine pitch threads; nominal diameter from 1 mm to 50 mm

BE-NBN, Classification of threaded holes

CZ-CSN, Classification of threaded holes

  • CSN 01 4009-1964 Metric thread - assortment for production thread and thread gauge
  • CSN 01 4917-1992 Thread centre holes with angle 60φ
  • CSN 13 7606-1982 Machine screwing. Thread assortment
  • CSN 24 1151-1971 Extension bars for screw-cutting taps and reamers
  • CSN 04 2338-1961 Holes for pegs and bushes of threaded pins for metal core boxes
  • CSN 02 1208-1964 Bright bolts with small hexagon head and thread to the head and with hole in the head
  • CSN ISO 228-2:1993 Pipe threads where pressure-tight joints are not made on the threads - Part 2: Vertification by means of limit gauges

Japanese Industrial Standards Committee (JISC), Classification of threaded holes

  • JIS B 1004:1975 Hole sizes before threading
  • JIS B 1004:2009 Hole sizes before threading
  • JIS B 4224:1966 Single angle milling cutters with threaded holes
  • JIS B 1059:2001 Drilling screws with tapping screw thread -- Mechanical and functional properties
  • JIS B 9912:1970 Classification and dimensions of screwed type couplings for fire-hose
  • JIS B 1053:2014 Mechanical properties of fasteners made of carbon steel and alloy steel.Set screws and similar threaded fasteners with specified hardness classes.Coarse thread and fine pitch thread
  • JIS B 0209-3:2001 ISO general purpose metric screw threads -- Tolerances -- Part 3: Deviations for constructional screw threads

(U.S.) Ford Automotive Standards, Classification of threaded holes

  • FORD WA 200-2021 STUD - SELF PIERCING -- PILOTED PC 8.8 - THREAD CLASS 6g CATEGORY 040.260
  • FORD WE400-2001 NUT - PIERCE - BULK AND WIRED PC 8 - THREAD CLASS 6H/6G CATEGORY 240.040
  • FORD WE401-2001 NUT BLANK - PIERCE - BULK AND WIRED UNTHREADED
  • FORD WE500-2005 WELD NUT ROUND PILOTED PC 8 - THREAD CLASS 6H CATEGORY 250.060
  • FORD WE501-2005 WELD NUT BLANK ROUND PILOTED, UNTHREADED CATEGORY 250.060
  • FORD WE502-2001 HEXAGON FLANGED WELD NUTS PC 8 - THREAD CLASS 6H
  • FORD WE503-2001 HEXAGON FLANGED WELD NUTS PLASTIC INSERT PC 8 - THREAD CLASS 6H

Society of Automotive Engineers (SAE), Classification of threaded holes

  • SAE RS-428-5-1955 RS428 Tapped Holes for Wire Thread Inserts, (B.A. B.S.F. B.S.W. Threads) – Unplated
  • SAE RS-429-4-1955 RS429 Tapped Holes for Wire Thread Inserts, (BSPF. Threads)-Unplated
  • SAE RS-430-5-1969 RS430 Tapped Holes for Wire Thread Inserts, (Unified Threads)-Unplated
  • SAE AS9902D-2010 PLUG, MACHINE THREAD DRILLED, PREFORMED PACKING, AS8879 THREAD (UNS S34700)
  • SAE RS-727-2-1976 RS727 Tapped Hole and Fitted Size Data for Helical Coil Wire Thread Inserts (Metric)
  • SAE RS-746-1-1991 RS746 Tapped Hole and Counterbore Details for Thinwall Inch Threaded Inserts – Long and Short Series
  • SAE MA3342A-2021 BOLT, MACHINE-SPLINE EXTENDED WASHER, FULL SHANK, DRILLED, LONG THREAD, AMS5731 SIMILAR TO UNS S66286, METRIC
  • SAE MA3369-1987 Bolt, Machine-Hex Head, Drilled, PD Shank, Long Thread, AMS 5662, Metric FSC 5306
  • SAE MA3365-1987 Bolt, Machine - Hex Head, Drilled, Full Shank, Long Thread, AMS 5731, Metric FSC 5306
  • SAE MA3304A-1987 Bolt - Machine, Hex Head, Drilled, PD Shank, MJ Thread, AMS 6322, Cadmium Plate, Metric
  • SAE AGS1219-4-1958 AGS1219 Dimensions of Tapped Holes in Components for Connecting A.G.S. Pipe Couplings Direct
  • SAE AS3626A-2012 Nut, Self-Locking, Double Hexagon, Reduced Envelope, UNS S66286, Counterbored Silver Plated Threads Only
  • SAE TS220-2-2017 Technical Specification for Union Nuts, Self-Locking (Unified Threads) High Temperature Nickel Alloy Inconel 718 Classification
  • SAE MA3342-1987 Bolt, Machine-Spline Extended Washer, Full Shank, Drilled, Long Thread, AMS5731, Metric FSC 5306

Defense Logistics Agency, Classification of threaded holes

PT-IPQ, Classification of threaded holes

IN-BIS, Classification of threaded holes

AIA/NAS - Aerospace Industries Association of America Inc., Classification of threaded holes

  • NASM24634-1998 Screw@ Tapping@ Thread Cutting-Types D@F@G and T@ Approximate Hole Sizes for
  • NAS141-1978 Tapped Holes for Studs in Aluminum Alloy and Soft Metals (Rev 4)
  • NAS142-1978 Tapped Holes for Studs in Steel & Hard Metals (Incl. Brass) (Rev 2)
  • NAS563-572-1972 BOLT-FULL THREADED@ 160 KSI STEEL@ DRILLED HEAD (Rev 4; Best copy available)

YU-JUS, Classification of threaded holes

  • JUS K.R1.123-1994 Core drilling equipment - Core barrel - Type Z - Head with sediment tube thread
  • JUS M.B0.600-1985 Taps for ISO metric threads. Tolerances on the threadedportion

Professional Standard - Aviation, Classification of threaded holes

  • HB 0-50-2003 Chamfer and Ring Groove of Thread Hole
  • HB 0-50-1969 Chamfers and ring grooves for threaded holes
  • HB 4273-1989 Specifications for thread gauges and standard screw hole rings for internal threads for wire thread inserts
  • HB 4273-2004 Technical specification for internal screw gauge for wire thread insert and standard tapping ring
  • HB 6402-1990 MJ thread ordinary hexagon nut with safety hole
  • HB 6401-1990 MJ thread ordinary hexagon nut with safety hole
  • HB 6413-1990 MJ thread ordinary hexagon thin nut with safety hole
  • HB 6410-1990 MJ thread ordinary hexagon thin nut with safety hole
  • HB 6414-1990 MJ thread ordinary hexagon thin nut with safety hole
  • HB 6416-1990 MJ thread ordinary hexagon thin nut with safety hole
  • HB 6415-1990 MJ thread ordinary hexagon thin nut with safety hole
  • HB 6411-1990 MJ thread ordinary hexagon thin nut with safety hole
  • HB 6412-1990 MJ thread ordinary hexagon thin nut with safety hole
  • HB 4267-2004 Calibration of the standard tapping ring for wire thread insert-Go thread plug gauge T-T
  • HB 4268-2004 Calibration of the standard tapping ring for wire thread insert-No go thread plug gauge T-Z
  • HB 4269-2004 Calibration of the standard tapping ring for wire thread insert-Worn thread plug gauge T-S
  • HB 4236-2004 Through-hole machine and hand taps of internal screw on common stees for installing wire thread insert
  • HB 4242-2004 Through-hole machine and hand taps of internal screw on light alloy for installing wire thread insert
  • HB 4239-2004 Non through-hole machine and hand taps of internal screw on common stees for installing wire thread insert
  • HB 4245-2004 Non through-hole machine and hand taps of internal screw on light alloy for installing wire thread insert
  • HB 2366-1977 Spiral fluting machine for processing light alloy non-through hole HB241-75 thread, hand tap d=8mm
  • HB 4-3-1983 Threaded part of pipe joint
  • HB 5563-1983 Threaded part of pipe joint
  • HB 4-3-1976 Threaded part of pipe joint
  • HB 2365-1977 Spiral fluting machine for processing light alloy non-through hole HB 241-75 thread, hand tap d=4~7mm
  • HB 2367-1977 Spiral fluting machine for processing light alloy non-through hole HB 241-75 thread, hand tap d=10~20mm
  • HB 2364-1977 Spiral fluting machine for processing light alloy non-through hole HB 241-75 thread, hand tap d=3~3.5mm
  • HB 0-1-1983 The position of the threaded part of the bolt in the nut and interlayer
  • HB 0-1-1974 The position of the threaded part of the bolt in the nut and interlayer
  • HB 3672-1986 Mechanical and manual screw tap for regular screw thread of through hole in light alloy machining d＝12~36mm
  • HB 3669-1986 Mechanical and manual screw tap for regular screw thread of through hole in light alloy machining d＝1~3mm
  • HB 3671-1986 Mechanical and manual screw tap for regular screw thread of through hole in light alloy machining d＝8~11mm
  • HB 3670-1986 Mechanical and manual screw tap for regular screw thread of through hole in light alloy machining d＝3.5~7mm
  • HB 2370-1977 Machine and hand taps for processing heat-resistant steel through-hole HB 241-75 threads d=8~11mm
  • HB 4446-1990 Machine and hand taps for processing titanium alloy through-hole MJ threads d=5~22mm.P=0.8~1.5mm
  • HB 3666-1986 Mechanical and manual screw tap for regular screw thread of dead hole in light alloy machining d＝4~7mm
  • HB 3668-1986 Mechanical and manual screw tap for regular screw thread of dead hole in light alloy machining d＝12~36mm
  • HB 3665-1986 Mechanical and manual screw tap for regular screw thread of dead hole in light alloy machining d＝3~3.5mm
  • HB 2368-1977 Machine and hand taps for processing heat-resistant steel through-hole HB 241-75 threads d=1~3.5mm
  • HB 2371-1977 Machine and hand taps for processing heat-resistant steel through-hole HB 241-75 threads d=12~36mm
  • HB 3664-1986 Mechanical and manual screw tap for regular screw thread of dead hole in light alloy machining d＝1.4~2.5mm
  • HB 2369-1977 Machine and hand taps for processing heat-resistant steel through-hole HB 241-75 threads d=4~7mm
  • HB 3667-1986 Mechanical and manual screw tap for regular screw thread of dead hole in light alloy machining d＝8~11mm
  • HB 3663-1986 Mechanical and manual screw tap for regular screw thread of dead hole in light alloy machining d＝1~1.2mm
  • HB 3661-1986 Plain bed lathe, hand screw tap for regular screw thread of through hole in light alloy machiningｄ＝8ｍｍ
  • HB 2358-1977 Slotless machine for processing light alloy through hole HB241-75 thread, hand tap d=8mm

RU-GOST R, Classification of threaded holes

  • GOST 12470-1967 Forks with thread holes. Design
  • GOST 12466-1967 Shackles with thread holes. Design and sizes
  • GOST 20865-1981 Adjusting fixturing hexahedral supports with threaded holes. Design and dimensions
  • GOST 20867-1981 Adjustings fixturing ring with a slit and threaded holes. Design and dimensions
  • GOST R ISO 5836-2006 Implants for surgery. Metalbone plates. Holes corresponding to screws with asymmetrical thread and spherical under-surface
  • GOST 28320-1989 Subland twist drills for holes prior to tapping screw thread. Basic dimensions
  • GOST ISO 898-5-2014 Mechanical properties of fasteners made of carbon steel and alloy steel. Part 5. Set screws and similar threaded fasteners with specified hardness classes, with coarse thread and fine pitch thread
  • GOST 25034-1985 Screw contact terminals. Classification. Technical requirements. Test methods
  • GOST 20862-1981 Adjusting fixturing hexahedral supports with theaded end and hole. Design and dimensions
  • GOST 20866-1981 Adjusting fixturing ring support with flats and threaded holes. Design and dimensions

Aerospace Industries Association, Classification of threaded holes

  • AIA NASM24634-1998 Screw, Tapping, Thread Cutting-Types D,F,G and T, Approximate Hole Sizes for FSC 5305
  • AIA NAS 141-1978 (Inactive)Tapped Holes for Studs in Aluminum Alloy and Soft Metals (Rev. 4)
  • AIA NAS 1743-2001 Screw, Self-Locking - Flat Fillister Head, Full Thread, Patch Type Revision 4; FSC 5305
  • AIA NAS 142-1978 (Inactive)Tapped Holes for Studs in Steel & Hard Metals (Incl. Brass) (Rev. 2)

HU-MSZT, Classification of threaded holes

BELST, Classification of threaded holes

British Standards Institution (BSI), Classification of threaded holes

  • BS A 335:1999 Nuts, anchor, self-locking, fixed, closed corner, reduced series, with counterbore, with MJ threads, classifications: 1100 MPa (at ambient temperature)/235°C, 1100 MPa (at ambient temperature)/315°C and 1100 MPa (at ambient temperature)/425°C. Dimen...
  • BS 3409-2:1966 Specification for the tapping of holes to receive wire thread inserts (UNC and UNF threads) - Diameters below 1/4 in
  • BS 3409-1:1961 Specification for the tapping of holes to receive wire thread inserts (UNC and UNF threads) - Diameters 1/4 in and over
  • BS A 324:1998 Nuts, bihexagonal, self-locking, MJ threads, classifications: 1100 MPa (at ambient temperature)/425°C, 1100 MPa (at ambient temperature)/650°C, 1210 MPa (at ambient temperature)/425°C, 1210 MPa (at ambient temperature)/730°C, 1550 MPa (at ambient t...
  • BS EN ISO 1179-1:2013 Connections for general use and fluid power. Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing. Threaded ports
  • BS EN 3818:2003 Bolts with MJ threads, in titanium alloy TI-P64001 - Classification:1100 MPa (at ambient temperature) - Technical specification
  • BS EN 3818:2004 Bolts, MJ threads, in titanium alloy TI-P64001 - Strength class: 1100 MPa (at ambient temperature) - Technical specification
  • BS EN 4321:2003 Aerospace series - Bolts, double hexagon head with lockwire holes, relieved shank, long thread, in heat resisting nickelbase alloy NI-PH2601 (Inconel 718), silver plated - Classification: 1550 MPa (at ambient temperature)/650 °C
  • BS EN 3201:2008 Aerospace series - Holes for metric threaded fasteners - Design standard
  • BS EN 4352:2003 Aerospace series - Bolts, double hexagon head with lockwire holes, relieved shank, long thread, in heat resisting nickel base alloy NI-PH 2601 (Inconel 718), MoS2 coated - Classification: 1550 MPa (at ambient temperature)/425 °C
  • BS EN ISO 898-5:2012 Mechanical properties of fasteners made of carbon steel and alloy steel. Set screws and similar threaded fasteners with specified hardness classes. Coarse thread and fine pitch thread
  • BS 2A 260-2A 265:2010 Aerospace series. Specification for pan and 100° countersunk slotted head screws with ISO metric screw threads
  • BS EN 10226-2:2005 Pipe threads where pressure tight joints are made on the threads - Part 2: Taper external threads and taper internal threads - Dimensions, tolerances and designation
  • BS EN 10226-2:2006 Pipe threads where pressure tight joints are made on the threads - Taper external threads and taper internal threads - Dimensions, tolerances and designation
  • BS ISO 965-3:1998 ISO general purpose metric screw threads - Tolerances - Deviations for constructional screw threads
  • BS ISO 965-3:1999 ISO general purpose metric screw threads. Tolerances. Deviations for constructional screw threads
  • BS EN 4321:2004 Aerospace series - Bolts, double hexagon head with lockwire holes, relieved shank, long thread, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), silver plated - Classification - 1 550 Mpa (at ambient temperature)/650 °C
  • BS EN 4352:2004 Aerospace series - Bolts, double hexagon head with lockwire holes, relieved shank, long thread, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), MoS2 coated - Classification - 1 550 MPa (at ambient temperature) / 425 °C
  • BS EN 2354:1989 Specification for eye-ends, threaded, control cable in corrosion resisting steel. Dimensions and loads

PL-PKN, Classification of threaded holes

  • PN M59724-1958 Cutting tools -- Counterbores for transient holes for metric threads
  • PN G02020-1960 Drilling -- Taper threads -- Designation and names of profile parameters
  • PN M82341-1991 Hexagon fit bolts with short threaded portion
  • PN M82342-1991 Hexagon fit bolts with long threaded portion
  • PN C96126-1962 Petroleum products. Grease for thread fastenings of drill pipes and drill rods

SE-SIS, Classification of threaded holes

  • SIS SS 2173-1988 Diameters of spot facings, counterbores and countersinks - MScrews and nuts with ISO metric screw threads and tapping screws
  • SIS SMS 2361-1965 Non-threaded bolts with great head and hole for split pin
  • SIS SMS 2360-1965 Non-threaded bolts with head and hole for split pin
  • SIS SMS 1748-1973 Screw calliper gauges. Profiles and tolerances for setting plugs. ISO inch screw threads
  • SIS SS 78 00 05-1982 Shipbuilding - Scuppers without waterseal - Threaded connection
  • SIS SMS 399-1967 Externat self-holding tapers with tapped hole for tool shanks
  • SIS SS-ISO 5969:1987 Ground thread taps for pipe threads G and Rp - Tolerances on the threaded portion
  • SIS SS-ISO 3209:1991 Aerospace — Nuts, anchor, self-locking, floating, two-lug, with counterbore, with MJ threads, coated or uncoated, classification 1100 MPa/235 °C, 1100 MPa/315 °C or 1100 MPa/425 °C - Dimensions
  • SIS SS-ISO 3221:1991 Aerospace — Nuts, anchor, self-locking, fixed, 90° corner, with counterbore, with MJ threads, coated or uncoated, classifica- tion1100MPa/235°C, 1100 MPa/315 °C or 1100 MPa/425 °C - Dimensions
  • SIS SS-ISO 3223:1991 Aerospace — Nuts, anchor, self-locking, fixed, two-lug, with counterbore, with MJ threads, coated or uncoated, classification 1100MPa/235°C, 1100 MPa/315 °C or 1100 MPa/425 °C - Dimensions

Aerospace Industries Association/ANSI Aerospace Standards, Classification of threaded holes

RO-ASRO, Classification of threaded holes

  • STAS 7900-1976 TOOL MANDREL FOR WORM COUNTERBORE Dimensions
  • STAS 2980/2-1985 ISO metric screw tlireads GAUGES AND MATING GAUCES FOR PARALLEL TNREADC lassification and svmbolization
  • STAS 1302/1-1971 FORGED STEEL THREADED FITTINGS NP 100 List of unified types
  • STAS 8881-1982 Devices supporting prisms with nonthreaded mounting holes MACHINE RETAINING Dimensions

IFI/FASTNR - Industrial Fastener Institute, Classification of threaded holes

  • 527-1998 Clearance Holes for Metric Threaded Fasteners
  • 527-1982 Clearance Holes for Metric Threaded Fasteners

European Committee for Standardization (CEN), Classification of threaded holes

  • prEN 20049-1-1991 Malleable cast iron threaded pipe fittings; part 1: fittings with parallel internal and taper external threads in accordance with ISO 7-1
  • EN ISO 1179-1:2013 Connections for general use and fluid power - Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing - Part 1: Threaded ports
  • EN ISO 1179-1:2008 Connections for general use and fluid power - Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing - Part 1: Threaded ports
  • EN ISO 898-1:2013 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 1: Bolts, screws and studs with specified property classes - Coarse thread and fine pitch thread
  • EN 3201:2008 Aerospace series - Holes for metric threaded fasteners - Design standard
  • EN 10226-2:2005 Pipe threads where pressure tight joints are made on the threads - Part 2: Taper external threads and taper internal threads - Dimensions, tolerances and designation
  • CEN EN 10226-2-2005 Pipe threads where pressure tight joints are made on the threads — Part 2: Taper, external threads and taper internal threads — Dimensions, tolerances and designation
  • EN 4352:2004 Aerospace series - Bolts, double hexagon head with lockwire holes, relieved shank, long thread, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), MoS2 coated - Classification: 1550 MPa (at ambient temperature)/425 °C
  • EN 4352:2003 Aerospace series - Bolts, double hexagon head with lockwire holes, relieved shank, long thread, in heat resisting nickel base alloy NI-PH 2601 (Inconel 718), MoS2 coated Classification: 1 550 MPa (at ambient temperature)/425 degrees celsius
  • EN 3229:2009 Aerospace series - Nuts, hexagonal, plain, reduced height, normal across flats, in steel, cadmium plated, left hand thread - Classification: 900 MPa (at ambient temperature) / 235 °C

Danish Standards Foundation, Classification of threaded holes

  • DS/EN ISO 10666:2000 Drilling screws with tapping screw thread - Mechanical and functional properties
  • DS/EN 3044:1998 Aerospace series - Installation holes for inserts, screw thread, helical coil, self-locking - Design standard
  • DS/EN 10226-1:2005 Pipe threads where pressure tight joints are made on the threads - Part 1: Taper external threads and parallel internal threads - Dimensions, tolerances and designation
  • DS/EN 10226-2:2006 Pipe threads where pressure tight joints are made on the threads - Part 2: Taper external threads and taper internal threads - Dimensions, tolerances and designation
  • DS/ISO 965-3/Corr. 1:2009 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional screw threads
  • DS/ISO 965-3:1999 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional screw threads

Professional Standard - Aerospace, Classification of threaded holes

  • QJ 3100.3A-2004 Thread plug gauges for thread hole of installation helical coil threaded inserts--Part 3 Application dimensions
  • QJ 3100.1A-2004 Thread plug gauges for thread hole of installation helical coil threaded inserts--Part 1 Single end plug gauges
  • QJ 3100.2A-2004 Thread plug gauges for thread hole of installation helical coil threaded inserts--Part 2 Double ends plug gauges
  • QJ 2421-1992 MJ threaded fasteners 1100MPa/235℃ Hexagon self-locking nuts with washers and counterbore
  • QJ 3296.4-2008 Inserts for honeycomb sandwich structures - Part 4: Through-hole threaded A-type inserts
  • QJ 3296.5-2008 Inserts for honeycomb sandwich structures - Part 5: Through-hole threaded Type B inserts
  • QJ 3296.6-2008 Inserts for honeycomb sandwich structures - Part 6: Blind hole threaded A-type inserts
  • QJ 3296.7-2008 Inserts for honeycomb sandwich structures - Part 7: Blind hole threaded inserts, Type B
  • QJ 3296.8-2008 Inserts for honeycomb sandwich structures - Part 8: Blind hole threaded C-type inserts

Professional Standard - Machinery, Classification of threaded holes

  • JB/ZQ 4247-2006 Regular screw threads - Remaining length of inner and outer thread, remaining length for drilling, end length of convex nut of bolt

U.S. Military Regulations and Norms, Classification of threaded holes

ES-UNE, Classification of threaded holes

  • UNE 16007:1985 MORSE TAPER WITH TREADED HOLE AND DRIVING PLANES.
  • UNE-EN ISO 15480:2020 Fasteners - Hexagon washer head drilling screws with tapping screw thread (ISO 15480:2019)
  • UNE-EN 4119:2004 Aerospace series - Nuts, bihexagonal, self-locking, deep counterbore, in heat resisting steel FE-PA2601 (A286), silver plated on thread - Classification: 1 100 MPa (at ambient temperature) / 650° C (Endorsed by AENOR in March of 2005.)

ES-AENOR, Classification of threaded holes

AENOR, Classification of threaded holes

  • UNE-EN ISO 10666:2000 DRILLING SCREWS WITH TAPPING SCREW THREAD - MECHANICAL AND FUNCTIONAL PROPERTIES (ISO 10666:1999)
  • UNE 26177-1:2002 Road vehicles. Pneumatic braking systems. Part 1: Pipes, male fittings and tapped holes with facial sealing surface.
  • UNE-EN 3044:1998 AEROSPACE SERIES. INSTALLATION HOLES FOR INSERTS, SCREW THREAD, HELICAL COIL, SELF-LOCKING. DESIGN STANDARD.
  • UNE-EN ISO 898-5:2013 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 5: Set screws and similar threaded fasteners with specified hardness classes - Coarse thread and fine pitch thread (ISO 898-5:2012)
  • UNE-EN 10226-1:2004 Pipe threads where pressure tight joints are made on the threads. Part 1: Taper external threads and parellel internal threads. Dimensions, tolerances and designation.
  • UNE-EN 10226-2:2005 Pipe threads where pressure tight joints are made on the threads - Part 2: Taper external threads and taper internal threads - Dimensions, tolerances and designation
  • UNE-EN 3007:1997 AEROSPACE SERIES. BOLTS, HEXAGON HEAD, RELIEVED SHANK, LONG THREAD, IN HEAT RESISTING STEEL FE-PA92HT (A286), SILVER PLATED. CLASSIFICATION: 900 MPA (AT AMBIENT TEMPERATURE)/650 oC.
  • UNE-EN 2932:1997 AEROSPACE SERIES. BOLTS, T-HEAD, RELIEVED SHANK, LONG THREAD, IN HEAT RESISTING STEEL FE-PA92HT (A286), SILVER PLATED. CLASSIFICATION: 900 MPA (AT AMBIENT TEMPERATURE)/650 oC.

International Organization for Standardization (ISO), Classification of threaded holes

  • ISO 1179-1:2013 Connections for general use and fluid power.Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing.Part 1: Threaded ports
  • ISO 4039-1:1998 Road vehicles - Pneumatic braking systems - Part 1: Pipes, male fittings and tapped holes with facial sealing surface
  • ISO 4039-2:1998 Road vehicles - Pneumatic braking systems - Part 2: Pipes, male fittings and tapped holes with conical sealing surface
  • ISO 3209:1989 Aerospace; nuts, anchor, self-locking, floating, two-lug, with counterbore, with MJ threads, coated or uncoated, classification 1100 MPa/235 C, 1100 MPa/315 C or 1100 MPa/425 C; dimensions
  • ISO 13486-1:1999 Road vehicles - Hydraulic braking systems - Part 1: Double-flare pipes, tapped holes, male fittings and tube seats
  • ISO 898-5:2012 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 5: Set screws and similar threaded fasteners with specified hardness classes - Coarse thread and fine pitch thread
  • ISO 8038-2:2001 Optics and optical instruments - Screw threads for microscope objectives and related nosepieces - Part 2: Screw thread type M25 x 0,75 mm
  • ISO 5855-2:1999 Aerospace - MJ threads - Part 2: Limit dimensions for bolts and nuts
  • ISO 3223:1989 Aerospace; nuts, anchor, self-locking, fixed, two-lug, with counterbore, with MJ threads, coated or uncoated, classification 1100 MPa/235 C, 1100 MPa/315 C or 1100 MPa/425 C; dimensions
  • ISO 2857:1973 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches; Manufacturing tolerances on the threaded portion
  • ISO 228-2:1980 Pipe threads where pressure-tight joints are not made on the threads — Part 2: Verification by means of limit gauges
  • ISO 228-1:1978 Title missing - Legacy paper document
  • ISO 228-1:2000 Pipe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions, tolerances and designation
  • ISO 965-3:1998 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional screw threads
  • ISO 7-2:2000 Pipe threads where pressure-tight joints are made on the threads - Part 2: Verification by means of limit gauges
  • ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads - Part 1: Dimensions, tolerances and designation
  • ISO 228-2:1987 Pipe threads where pressure-tight joints are not made on the threads; Part 2 : Verification by means of limit gauges
  • ISO 965-3:2021 ISO general purpose metric screw threads - Tolerances - Part 3: Limit deviations for screw threads
  • ISO 5836:1988 Implants for surgery; metal bone plates; holes corresponding to screws with asymmetrical thread and spherical under-surface

KR-KS, Classification of threaded holes

  • KS R ISO 4039-1-2008(2023) Road vehicles－Pneumatic braking systems－Part 1：Pipes, male fittings and tapped holes with facial sealing surface
  • KS R ISO 4039-2-2008(2023) Road vehicles－Pneumatic braking systems－Part 2：Pipes, male fittings and tapped holes with conical sealing surface
  • KS E ISO 10207-2022 Rock drilling equipment — Rope threaded drill steel equipment for percussive drilling, nominal sizes 22 mm to 38 mm

Lithuanian Standards Office , Classification of threaded holes

  • LST EN ISO 10666:2001 Drilling screws with tapping screw thread - Mechanical and functional properties (ISO 10666:1999)
  • LST EN 3044-2001 Aerospace series - Installation holes for inserts, screw thread, helical coil, self-locking - Design standard
  • LST EN ISO 898-5:2012 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 5: Set screws and similar threaded fasteners with specified hardness classes - Coarse thread and fine pitch thread (ISO 898-5:2012)
  • LST EN 10226-1-2004 Pipe threads where pressure tight joints are made on the threads - Part 1: Taper external threads and parallel internal threads - Dimensions, tolerances and designation
  • LST EN 10226-2-2005 Pipe threads where pressure tight joints are made on the threads - Part 2: Taper external threads and taper internal threads - Dimensions, tolerances and designation

Military Standard of the People's Republic of China-General Armament Department, Classification of threaded holes

  • GJB 3.2A-2015 MJ Threads Part 2: Limiting Dimensions of Bolt and Nut Threads
  • GJB 3.3A-2003 MJ threads Part 3: Limiting dimensions of pipe fitting threads
  • GJB 3.3A-2015 MJ threads Part 3: Limiting dimensions of pipe fitting threads

SAE - SAE International, Classification of threaded holes

  • SAE MA3304B-2013 BOLT-MACHINE@ HEX HEAD@ DRILLED@ PD SHANK@ MJ THREAD@ AMS 6322@ CADMIUM PLATE@ METRIC
  • SAE AS3626-2011 NUT@ SELF-LOCKING@ DOUBLE HEXAGON@ REDUCED ENVELOPE@ UNS S66286@C’BORE SILVER PLATED THREADS ONLY
  • SAE AS3626B-2018 Nut, Self-Locking, Double Hexagon, Reduced Envelope, UNS S66286, Counterbored Silver Plated Threads Only

NO-SN, Classification of threaded holes

  • NS 5345-1977 Subland twist drills with parallel shanks for holes prior to tapping screw threads

ASD-STAN - Aerospace and Defence Industries Association of Europe - Standardization, Classification of threaded holes

  • PREN 3724-1992 Aerospace Series Bolts@ Double Hexagon Head@ Relieved Shank@ Long Thread@ in Titanium Alloy TI-P63@ MoS2 Coated Classification: 1 100 MPa (at Ambient Temperature) (Issue P 1)
  • PREN 3112-1987 Screws@ Hexagonal Normal Head@ Fully Threaded in Steel@ Cadmium Plated Classification 900 MPa/235 Degrees Celsius
  • PREN 2649-1987 Screws@ Pan Head Slotted@ Fully Threaded@ in Steel@ Cadmium Plated Classification 900 MPa/235 Degrees Celsius
  • PREN 3324-1991 Aerospace Series Bolts@ Hexagon Head@ Relieved Shank@ Long Thread@ in Heat Resisting Steel FR-PM38 (FV 535) Classification: 1000 MPa/550 Degrees Celsius Unplated (Issue P 1)

Professional Standard - Automobile, Classification of threaded holes

  • QC/T 960.1-2013 Road vehicle.Hydraulic braking systems.Part 1：Double-flare pipes, tapped holes, male fittings and tube seats

ZA-SANS, Classification of threaded holes

  • SANS 1700-2-7:2003 Fasteners Part 2: Screw threads Section 7: ISO general purpose metric screw threads - Tolerances - Deviations for constructional screw threads
  • SANS 1556-2:2005 ISO metric screw threads Part 2: Selected limits of size for general purpose screw threads
  • SANS 1700-2-3:2003 Fasteners Part 2: Screw threads Section 3: ISO general purpose metric screw threads - Selected sizes for screws, bolts and nuts

未注明发布机构, Classification of threaded holes

  • BS 1936-2:1991(1999) Undercuts and runouts for screw threads — Part 2 : Specification for ISO metric screw threads

AR-IRAM, Classification of threaded holes

GM North America, Classification of threaded holes

BR-ABNT, Classification of threaded holes

  Classification of Mesopores, Classification of holes and, Classification according to hole size, Classification of bolt holes, Classification of holes, Classification of threaded holes, Hole Size Classification.

 



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