JB-T7919.2-1999 滚动轴承 附件 紧定套

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1、ICs21.100.20J11JB中华人民共和国机械行业标准JB/T7919.2一1999neqISO2982-1:1995滚动轴承附件紧定套Rollingbearings-Accessories-Adaptersleeves1999-06-28发布2000-01-01实施国家机械工业局发布JB厅7919.2一1999目次月U币1范围····，，·····、··1·····································‘····················，··，············

2、·······，·····⋯⋯12引用标准·····························································，···········‘····················⋯⋯13术语······，····，················································，···················，····，········，·······⋯⋯I4符号····························

3、·······，·，···············，···⋯⋯:.，············，·，··························。···，·⋯25代号方法·············。····························，···········································，·············⋯⋯46标记，····，·····································，········，··········

4、，···············，······，·····，················，·，··⋯57尺寸··，·····‘··。····‘····，·，·····11··4·····，·····，············t，，·····，··‘······，·⋯58技术要求·······························，···································································⋯⋯199测量方法，，······

5、··················，··········，··········，·，·····，···············，，·····，··、···⋯⋯2010标志····，·········，···，············，，，·············。，，，·····，···································，···········⋯⋯2011检验规则·····················，····，······························

6、······，·································⋯⋯2112包装····，··············，··········，···············。····························。······‘·················⋯⋯21附录A(标准的附录)测量方法················，········，········‘·······4·‘····，，············一22附录B(标准的附录)紧定套与其组成零件对应关系表·

7、·······················.·..···········，·⋯26JB/T7919.2一1999前言本标准非等效采用ISO2982-1:1995《滚动轴承附件锥形衬套》。标准中补充了国际标准中没有的技术条件。本标准是对JB/T7919.2-95(滚动轴承附件紧定套基本尺寸》、JB/丁7919.3-95滚动轴承附件紧定衬套基本尺寸》的修订，并部分代替JB/T7919.7-95(滚动轴承附件锥形衬套、锁紧螺母和锁紧垫圈技术条件)a本标准与JB/T7919.2-95,JB/T7919.3-95相

8、比，主要作了以下修改:—将JB/T7919.7-95的相关内容并入本标准中;—扩大了紧定套H30,H31,H32系列及紧定衬套A30,A31,A32的尺寸范围，增加了H39系列紧定套及A39系列紧定衬套;—补充了大尺寸段的公差。本标准自实施之日起代替JB/T7919.2-95,JB/T7919.3-95,JB/T7919.7-95(部分)。本标准的附录A和附录B都是标准的附录。本标准由全国滚动轴承标