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
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 of JB/T 7750-2007
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
