超清版 GB/T 25763-2024 滚动轴承 汽车变速箱用滚针轴承
- 文件大小：1.18 MB
- 标准类型：轴承齿轮
- 标准语言：中文版
- 文件类型：PDF文档
- 更新时间：2025-03-19
- 下载次数：
- 标签：
资料介绍
ICS 21.100.20
CCS J 11
GB/T 25763—2024
滚动轴承 汽车变速箱用滚针轴承
Rolling bearings—Needle roller bearings for automotive transmission
2024⁃09⁃29 发布2025⁃01⁃01 实施
国家市场监督管理总局
国家标准化管理委员会
发 布
代替 GB/T 25763—2010
目 次
前言··························································································································Ⅲ
1 范围·······················································································································1
2 规范性引用文件········································································································1
3 术语和定义··············································································································2
4 符号·······················································································································2
5 变速箱用滚针轴承分类·······························································································2
6 代号方法·················································································································2
6.1 代号构成···········································································································2
6.2 类型代号和尺寸系列代号······················································································2
6.3 后置代号···········································································································3
6.4 代号示例···········································································································4
7 结构类型·················································································································5
8 外形尺寸···············································································································12
9 技术要求···············································································································12
9.1 材料及热处理····································································································12
9.2 公差················································································································12
9.3 滚针表面形状····································································································15
9.4 表面粗糙度·······································································································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··············
CCS J 11
GB/T 25763—2024
滚动轴承 汽车变速箱用滚针轴承
Rolling bearings—Needle roller bearings for automotive transmission
2024⁃09⁃29 发布2025⁃01⁃01 实施
国家市场监督管理总局
国家标准化管理委员会
发 布
代替 GB/T 25763—2010
目 次
前言··························································································································Ⅲ
1 范围·······················································································································1
2 规范性引用文件········································································································1
3 术语和定义··············································································································2
4 符号·······················································································································2
5 变速箱用滚针轴承分类·······························································································2
6 代号方法·················································································································2
6.1 代号构成···········································································································2
6.2 类型代号和尺寸系列代号······················································································2
6.3 后置代号···········································································································3
6.4 代号示例···········································································································4
7 结构类型·················································································································5
8 外形尺寸···············································································································12
9 技术要求···············································································································12
9.1 材料及热处理····································································································12
9.2 公差················································································································12
9.3 滚针表面形状····································································································15
9.4 表面粗糙度·······································································································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··············