Standard No.:	JB/T 2974-2004
English Name:	Rolling bearings-Identification code-Supplemental regulations
Chinese Name:	滚动轴承代号方法的补充规定
Chinese Classification:	J11    Rolling bearing
Professional Classification:	JB    Professional Standard - Machinery
ICS Classification:	21.100.20 21.100.20    Rolling bearings 21.100.20
Issued by:	NDRC
Issued on:	2004-02-10
Implemented on:	2004-6-1
Status:	valid
Superseding:	JB/T 2974-1993
Language:	English
File Format:	PDF
Word Count:	7500 words
Price(USD):	180.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the codes of rolling bearings (hereinafter referred to as bearings) not specified in GB/T 272-1993, and it is the supplement of GB/T 272-1993. This standard is applicable to bearings for general purpose. 2 Normative References The following standards contain provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies

1 Scope 2 Normative References 3 Bearing Code for General Uses 4 Bearing with Accessories 5 Specialized Bearing Code 6 Non-standard Bearing Code Appendix A (Normative) Bearings of Non-organizational Cage Postpositional Code Appendix B (Normative) Specialized Bearing Code B.1 Scope B.2 Bearing Code Appendix C (Normative) Method of Compiling the Non-standard Bearing Code C.1 Scope C.2 Formation of Code C.3 Other Expressions