GB/T 19408.5-2009
Agricultural vehicles.Mechanical connections between towed and towing vehicles.Part 5:Dimensions of ball-type coupling device (English Version)

Standard No.: GB/T 19408.5-2009
Language: Chinese, Available in English version
Release Date: 2009
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 19408.5-2009

Scope: This part of GB/T 19408 specifies the size and position of the spherical coupling device with a nominal diameter of 80mm. The convex part is installed on the agricultural tractor vehicle, and the concave part is installed on the towed vehicle. For the mechanical connection between unbalanced vehicles, the vertical static load of the downward pressure should not exceed 40kN.

GB/T 19408.5-2009 Referenced Document

GB/T 1592.1-2008 Agricultural tractors.Rear-mounted power take-off types 1,2 and 3.Part1:General specifications,safety requirements,dimensions for master shield and clearance zone
GB/T 1592.2-2008 Agricultural tractors.Rear-mounted power take-off types 1,2 and 3.Part1:Narrow-track tractors,dimensions for master shield and clearance zone
GB/T 17126.2-2009 Agricutural tractors and machinery.Power take-off drive shafts and power-input connection.Part 2:Specification for use of PTO drive shafts,and position and clearance of PTO drive line and PIC for various attachments*， 2009-11-30 Update

2009 GB/T 19408.5-2009 Agricultural vehicles.Mechanical connections between towed and towing vehicles.Part 5:Dimensions of ball-type coupling device