JIS B 1536-1:2008
滚动轴承.滚针轴承的边界尺寸和公差.第1部分:尺寸系列:48、49和69

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适用范围: This Standard specifies the boundary dimensions, ba?!c numbers, and tolerances and permissible values of Class 0 for needle roller bearings of dimension series 48, 49 and 69 as given in JIS B 1512. These series apply to complete needle roller bearings and to bearings without inner ring. This Standard does not apply to drawn cup needle roller bearings. NOTE i This Standard specifies the boundary dimensions and tolerances of needle roller bearings intending to ensure compatibility and not intending to perform conformity assessment in accordance with this Standard. NOTE 2 Boundary dimensions and tolerance for needle roller bearings other than dimension series 48, 49 and 69 are shown in Annex JA as reference. NOTE 3 The International Standard corresponding to this Standard is as fol- lows. ISO 1206: 2001 Rolling bearings--Needle roller bearings, dimen- sion series 48, 49 and 69--Boundary dimensions and tolerances (MOD) In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/IEC Guide 21.

JIS B 1536-1:2008滚动轴承.滚针轴承的边界尺寸和公差.第1部分:尺寸系列:48、49和69