This Standard specifies the boundary dimensions for needle roller and cage radial assemblies (hereafter referred to as assemblies), and gives preferred dimensions to be used. In addition, it gives the tolerances for the width of cages and method of checking free operation.
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, or revisions of, any of these publications do not apply. However, parties to agreements based on this Standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.
GB/T 309-2000 Rolling Bearings — Needle Rollers (neq ISO 3096:1996)
GB/T 1800.4-1999 Limits and Fits — Tables of Standard Tolerance Grades and Limit Deviations for Holes and Shafts (eqv ISO 286-2:1988)
3 Symbols
Contents Foreword I 1 Scope 2 Normative References 3 Symbols 4 Boundary Dimensions 5 Tolerances 6 Functional Inspection Appendix A
1 Scope
This Standard specifies the boundary dimensions for needle roller and cage radial assemblies (hereafter referred to as assemblies), and gives preferred dimensions to be used. In addition, it gives the tolerances for the width of cages and method of checking free operation.
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, or revisions of, any of these publications do not apply. However, parties to agreements based on this Standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.
GB/T 309-2000 Rolling Bearings — Needle Rollers (neq ISO 3096:1996)
GB/T 1800.4-1999 Limits and Fits — Tables of Standard Tolerance Grades and Limit Deviations for Holes and Shafts (eqv ISO 286-2:1988)
3 Symbols
Contents of GB/T 20056-2006
Contents
Foreword I
1 Scope
2 Normative References
3 Symbols
4 Boundary Dimensions
5 Tolerances
6 Functional Inspection
Appendix A
