Standard No.:	GB/T 25765-2010
English Name:	Rolling bearings—Ball bearings for automotive transmission
Chinese Name:	滚动轴承 汽车变速箱用球轴承
Chinese Classification:	J11    Rolling bearing
Professional Classification:	GB    National Standard
ICS Classification:	21.100.20 21.100.20    Rolling bearings 21.100.20
Issued by:	AQSIQ
Issued on:	2010-12-23
Implemented on:	2011-6-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	130.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the designation method, structural type, technical requirements, test methods, inspection rules, marking and rust proof packaging of the ball bearings for passenger car manual transmission (hereinafter referred to as "bearings"). This standard is applicable to the production, inspection and acceptance of bearings. 2 Normative References The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments to (excluding corrections to), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of the normative document is applicable. For undated references, the latest edition of the normative document applies. GB/T 272-1993 Rolling Bearing-Identification Code GB/T 307.1-2005 Rolling Bearings - Radial Bearings - Tolerances (ISO 492: 2002, MOD) GB/T 307.2-2005 Rolling Bearings - Measuring and Gauging Principles and Methods (ISO 1132-2: 2001, MOD) GB/T 307.3-2005 Rolling Bearings - General Technical Regulations GB/T 2828.1-2003 Sampling Procedures for Inspection by Attributes – Part 1: Sampling Schemes Indexed by Acceptance Quality Limit (AQL) for Lot-by-lot Inspection (ISO 2859-1:1999; IDT) GB/T 2829-2002 Sampling Procedures and Tables for Periodic Inspection by Attributes (Applicable to Inspection of Stability for Productive Process) GB/T 4199-2003 Rolling Bearings - Tolerances - Definitions (ISO 1132-1: 2000, MOD) GB/T 4604-2006 Rolling Bearings - Radial Internal Clearance (ISO 5753:1991, MOD) GB/T 6930-2002 Rolling Bearings - Vocabulary (ISO 5593: 1997, IDT) GB/T 7811-2007 Rolling Bearings - Symbols for Quantities (ISO 15241: 2001, IDT) GB/T 8597-2003 Rolling Bearings-Rust Proof Packaging GB/T 18254-2002 High-carbon Chromium Bearing Steel GB/T 24605-2009 Rolling Bearings-Marking for Products GB/T 24607-2009 Rolling Bearings-Test and Assessment for Life and Reliability GB/T 25769-2010 Rolling Bearings - Measuring Methods for Radial Internal Clearance JB/T 1255 -2001 Specification for heat-treatment of rolling bearing parts made from high carbon chromium steel JB/T 2974-2004 Rolling Bearings - Identification Code - Supplemental Regulations JB/T 5313-2001 Rolling bearing - Measuring Methods for Vibration (Velocity) JB/T 5314-2002 Rolling bearing - Measuring Methods for Vibration (Acceleration) JB/T 6641-2007 Rolling Bearings - Residual Magnetism and Its Assessment Method JB/T 7047-2006 Rolling Bearings - Specifications of Vibration (Acceleration) for Deep Groove Ball Bearings JB/T 7048-2002 Rolling Bearing Parts - Plastic Cage - Specifications JB/T 7050-2005 Rolling Bearings-Assessment Methods for Cleanliness JB/T 7051-2006 Rolling Bearing Parts-Methods for the Measurement and Assessment of Surface Roughness JB/T 7752-2005 Rolling Bearings-Sealed Deep Groove Ball Bearings-Specifications JB/T 8571-2008 Rolling Bearings-Sealed Deep Groove Ball Bearings-Performance Test Rule of Dustproofing, Grease Leakage and Temperature Rise JB/T 10187-2000 Rolling Bearings - Deep Groove Ball Bearing Vibration (Velocity) - Specifications JB/T 10337-2002 Rolling Bearing Parts - Pressing Cage - Specifications

Contents Foreword I 1 Scope 2 Normative References 3 Terms and Definitions 4 Symbols 5 Designation Methods 6 Structural Types 7 Technical Requirements 8 Test Methods 9 Inspection Rules 10 Marking 11 Rustproof Packaging