1 Scope
This Part of GB 273 specifies bearing and subunit boundary dimensions for complete single-row and double-row tapered roller bearings. It also specifies the flange dimensions of flanged outer rings for a selection of these bearings. A series designation for each bearing is also specified.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 274-2000 Rolling Bearings — Chamfer Dimensions — Maximum Values (idt ISO 582:1995)
GB/T 307.1-2005 Rolling Bearings — Radial Bearings — Tolerances (ISO 492:2002, 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)
ISO 1132-1:2000 Rolling Bearings — Tolerances — Part 1: Terms and definitions
3 Terms and Definitions
Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Symbols
5 Series Designations
6 Boundary Dimensions
Appendix A
