GB/T 288-2013Rolling bearings - Self-aligning roller bearings - Boundary dimensions (English PDF)
滚动轴承 调心滚子轴承 外形尺寸
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
September 18, 2013
Implementation date
June 1, 2014
Scope
GB/T 288-2013 is the English-translated version of 滚动轴承 调心滚子轴承 外形尺寸.
GB/T 288-2013 sets the boundary dimensions of self-aligning roller bearings.
Clause 1 specifies the boundary dimensions of self-aligning roller bearings and of self-aligning roller bearings with adapter sleeves, called bearings in the text, that comply with GB/T 273.3-1999, and states that the standard is applicable to the design and selection of such bearings.
The table of contents runs Foreword, 1 Scope, 2 Normative References, 3 Terms and Definitions, 4 Symbols, 5 Code, 6 Marking, 7 Dimensions, 8 Others and the informative Appendix A, Boundary Dimension of Sealed Bearing.
Clause 2 cites GB/T 272-1993, GB/T 273.3-1999, GB/T 274-2000, GB/T 6930-2002, GB/T 9160.1-2006 and JB/T 2974-2004, and clause 3 adopts the terms and definitions of GB/T 6930-2002.
The foreword lists the technical changes against the previous edition: some bearing structure diagrams and the cage codes were deleted, the boundary dimensions of the 38, 39, 48 and 49 series and of further series were added, the adapter sleeve dimensions and the comparison of old and new codes were dropped, and the structure diagram and boundary dimensions of the 22 and 23 series sealed bearings were added in Appendix A. The foreword also records the historical editions replaced, GB 287-1964, GB 287-1981 and GB 287-1987 and GB 288-1964, GB 288-1981, GB 288-1987 and GB/T 288-1994, and names the drafting organizations, among them Luoyang Bearing Research Institute Co., Ltd. and Wuxi Rolling Bearing Co., Ltd. It is administered by the National Technical Committee for Standardization of Rolling Bearings (SAC/TC 98) and filed under ICS 21.100.20 and Chinese classification J 11.
It replaces GB/T 288-1994, was issued on 18 September 2013 and has applied since 1 June 2014.
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Document preview — GB/T 288-2013
National Standard of the People's Republic of China
- ICS
- 21.100.20
- Classification
- J 11
- Replacing
- GB/T 288-1994
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword3
- 1 Scope4
- 2 Normative References4
- 3 Terms and Definitions4
- 4 Symbols5
- 5 Code6
- 6 Marking6
- 7 Dimensions6
- 8 Others23
- Appendix A (Informative) Boundary Dimension of Sealed Bearing24
Foreword
This Standard was drafted as per the rules specified in GB/T 1.1-2009.
This Standard replaced GB/T 288-1994 Rolling Bearings - Self-Aligning Roller Bearings - Boundary Dimensions. Compared with GB/T 288-1994, the major technical changes of this Standard besides the editorial modifications are as follows:
--- Delete some schematic diagrams of the bearing structure (see Figure 1 ~ Figure 3, Figure 7, Figure 9 ~ Figure 16 of the 1994 Edition);
--- Increase the boundary dimensions of the 38, 39, 48 and 49 series bearings (see Table 1 ~ Table 4 of this Edition);
--- Delete the relevant cage code (see Table 1 ~ Table 14 of the 1994 Edition);
--- Increase the boundary dimensions of some series of bearings (see Table 5 ~ Table 10, Table 12, Table 14 and Table 16 of this Edition);
--- Delete the relevant dimensions of the adapter sleeve (see Table 13 ~ Table 18 of the 1994 Edition);
--- Increase the structure diagram and boundary dimensions of the 22 and 23 series sealed bearings (see Appendix A of this Edition);
--- Delete the comparison between the old and new code (see Appendix A of the 1994 Edition).
1 Scope
This Standard specifies the boundary dimensions of self-aligning roller bearings and self-aligning roller bearings with adapter sleeves (hereinafter referred to as bearings) that comply with GB/T 273.3-1999.
This Standard is applicable to the design and selection of self-aligning roller bearings.
2 Normative References
The following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) is applicable to this document.
GB/T 272-1993 Rolling Bearing - Identification Code
GB/T 273.3-1999 Rolling Bearings - Radial Bearings - Boundary Dimensions, General Plan
GB/T 274-2000 Rolling Bearings - Chamfer Dimension - Maximum Values
GB/T 6930-2002 Rolling Bearings - Vocabulary
GB/T 9160.1-2006 Rolling Bearings - Accessories - Part 1: Tapered Sleeves
JB/T 2974-2004 Rolling Bearings - Identification Code - Supplemental Regulations
3 Terms and Definitions
For the purposes of this Document, the terms and definitions given in GB/T 6930-2002 apply. […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 24 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 272-1993Rolling bearings - Identification code
- GB/T 273.3-1999Rolling bearings - Boundary dimensions, general plan - Part 3:RAdial bearings
- GB/T 274-2000Rolling bearings - Chamfer dimension - Maximum values
- GB/T 6930-2002Rolling bearings - Vocabulary
- GB/T 9160.1-2006Rolling bearings - Accessories - Part 1: Adapter sleeve assemblies and withdrawal sleeves
- JB/T 2974-2004Supplementary rules for rolling bearing identification codes
Similar standards
Editions of GB/T 288
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 288-2013 | Rolling bearings - Self-aligning roller bearings - Boundary dimensions | current edition | Current |
| GB/T 288-1994 | Rolling bearings - Self-aligning roller bearings - Boundary dimensions | previous edition | Superseded |
This page sells the current edition, GB/T 288-2013. Earlier editions are listed for reference only.
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