前语··························································································································Ⅲ
1规模·······················································································································1
2规范性引证文件········································································································1
3术语和界说··············································································································2
4符号·······················································································································2
5变速箱用滚针轴承分类·······························································································2
6代号办法·················································································································2
6.1代号构成···········································································································2
6.2类型代号和尺度系列代号······················································································2
6.3后置代号···········································································································3
6.4代号示例···········································································································4
7结构类型·················································································································5
8外形尺度···············································································································12
9技能要求···············································································································12
9.1材料及热处理····································································································12
9.2公役················································································································12
9.3滚针外表形状····································································································15
9.4外表粗糙度·······································································································15
9.5游隙················································································································15
9.6残磁················································································································15
9.7清洁度·············································································································15
9.8旋转灵活性·······································································································15
9.9外观质量··········································································································15
9.10寿数··············································································································15
9.11其他··············································································································15
10检测的新办法··············································································································16
10.1公役的丈量·····································································································16
10.2滚针凸度值的丈量····························································································16
10.3外表粗糙度的丈量····························································································16
10.4游隙的丈量·····································································································16
10.5残磁的丈量·····································································································16
10.6清洁度的测验··································································································16
10.7旋转灵活性的查看····························································································17
10.8外观质量的查看·······························································································17
10.9寿数实验········································································································17
11查验规矩··············································································································17
11.1出厂查验········································································································17
11.2查验查验········································································································18
11.3型式查验········································································································18
12标志····················································································································18
13防锈包装··············································································································18
附录A（材料性）轴和轴承座与滚针轴承合作处的技能条件··················································19
参考文献····················································································································21
本文件依照GB/T1.1—2020《标准化作业导则第1部分：标准化文件的结构和起草规矩》的规
c）增加了推力滚针轴承组件等部分轴承的代号办法和代号示例（见6.2.3、6.4）；
f）更改了冲压外圈滚针轴承外径公役的尺度规模（见表8，2010年版的表7）；
h）更改了清洁度操控目标及测验滤膜孔径尺度（见9.7、10.6，2010年版的8.7、9.6）。
请注意本文件的某些内容或许触及专利。本文件的发布组织不承当辨认专利的职责。
本文件起草单位：常州光洋轴承股份有限公司、洛阳轴承研究一切限公司、镇江飞亚轴承有限职责
本文件首要起草人：王子铭、王星星、李飞雪、宋晓梅、郭平、郭长建、汤伟庆。
本文件规则了轿车变速箱用滚针轴承的代号办法、结构类型、外观尺度、技能方面的要求、检测的新办法、查验
下列文件中的内容经过文中的规范性引证而构成本文件必不可少的条款。其间，注日期的引证文
件，仅该日期对应的版别适用于本文件；不注日期的引证文件，其最新版别（包含一切的修正单）适用于
GB/T307.1—2017滚动轴承向心轴承产品几许技能规范（GPS）和公役值
GB/T2828.1—2012计数抽样查验程序第1部分：按接纳质量限（AQL）检索的逐批查验抽样
