Standard No.:	JB/T 7750-2007
English Name:	Rolling bearings--Self-aligning thrust roller bearings--Specification
Chinese Name:	滚动轴承 推力调心滚子轴承 技术条件
Chinese Classification:	J11    Rolling bearing
Professional Classification:	JB    Professional Standard - Machinery
ICS Classification:	21.100.20 21.100.20    Rolling bearings 21.100.20
Source Content Issued by:	NDRC
Issued on:	2007-03-06
Implemented on:	2007-9-1
Status:	superseded
Superseded by:	JB/T 7750-2023 Rolling bearings - Self-aligning thrust roller bearings－Specifications
Superseded on:	2024-7-1
Superseding:	JB/T 7750-1995
Target Language:	English
File Format:	PDF
Word Count:	2000 words
Translation Price(USD):	194.0
Delivery:	via email in 1 business day

1 Scope This standard specifies technical requirements, measurement methods, inspection rules, marking and rustproof packaging of the self-aligning thrust roller bearings whose boundary dimensions meet the requirements of GB/T 5859-1994 and the tolerance class is 0. This standard is applicable to the production, inspection and acceptance of self-aligning thrust roller bearings. 2 Normative References The following 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 these documents applies. For undated references, the latest editions apply. GB/T 274-2000 Rolling Bearings-Chamfer Dimension-Maximum Values (idt ISO 582: 1995) GB/T 307.2-2005 Rolling Bearings-Measuring and Gauging Principles and Methods (ISO 1132-2: 2001, Rolling Bearing-Tolerances-Part 2: Measuring and Gauging Principles and Methods, MOD) GB/T 5859-1994 Rolling Bearings-Self-aligning Thrust Roller Bearings-Boundary Dimensions GB/T 8597-2003 Rolling Bearings-Rust Proof Packaging GB/T 18254-2002 High-carbon Chromium Bearing Steel JB/T 1255 -2001 Specification for Heat-treatment of Rolling Bearing Parts Made from High Carbon Chromium Steel JB/T 3574-1997 Rolling Bearings-Marking for Products JB/T 6641-2007 Rolling Bearings-Residual Magnetism and Its Assessment Method JB/T 7051-2006 Rolling Bearing Parts- Methods for the Measurement and Assessment of Surface Roughness JB/T 8921-1999 Rolling Bearings and Commercial Parts-Inspection Rules JB/T 10337-2002 Rolling Bearing Parts-Pressing Cage-Specifications

Contents Foreword I 1 Scope 2 Normative References 3 Symbols (See Figure 1 and Figure 2) 4 Technical Requirements 5 Measurement Methods 6 Inspection Rules 7 Marking 8 Rustproof and Packaging Table 1 Bore Diameter Tolerance of Shaft Washer and Bearing Height Tolerance Table 2 Housing Washer Outside Diameter Tolerance Table 3 Surface Roughness