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GB/T 25761-2010: Rolling bearings -- Combined needle roller bearings with angular contact ball bearings -- Boundary dimensions
Status: Valid
| Std ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status |
| GB/T 25761-2010 | English | 149 |
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Rolling bearings -- Combined needle roller bearings with angular contact ball bearings -- Boundary dimensions
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Basic data
| Standard ID | GB/T 25761-2010 (GB/T25761-2010) |
| Description (Translated English) | Rolling bearings -- Combined needle roller bearings with angular contact ball bearings -- Boundary dimensions |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | J11 |
| Classification of International Standard | 21.100.20 |
| Word Count Estimation | 5,554 |
| Date of Issue | 2010-12-23 |
| Date of Implementation | 2011-06-01 |
| Quoted Standard | GB/T 274-2000; GB/T 6930-2002 |
| Regulation (derived from) | National Standard Approval Announcement 2010 No.10 (Total No.165) |
| Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China |
| Summary | This standard specifies the needle roller bearings and angular contact ball dimensions. This standard applies to the design and selection of bearings. |
GB/T 25761-2010: Rolling bearings -- Combined needle roller bearings with angular contact ball bearings -- Boundary dimensions
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Rolling bearings. Combined needle roller bearings with angular contact ball bearings. Boundary dimensions
ICS 21.100.20
J11
National Standards of People's Republic of China
Rolling needle roller and angular contact ball bearings
Dimensions
Issued on. 2010-12-23
2011-06-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
The standard proposed by China Machinery Industry Federation.
This standard by the National Standardization Technical Committee of Rolling (SAC/TC98) centralized.
This standard was drafted. Luoyang Bearing Research Institute Co., Ltd., Zhenjiang Feiya bearing limited liability company.
The main drafters of this standard. Xu Zhenyu, Song Xiaomei, He Jian.
Rolling needle roller and angular contact ball bearings
Dimensions
1 Scope
This standard specifies the needle roller and angular contact ball bearings (hereinafter referred to as bearings) dimensions.
This standard applies to the combined bearing design and selection.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 274-2000 Rolling maximum chamfer dimensions (idt ISO 582.1995)
GB/T 6930-2002 Rolling Vocabulary (ISO 5593.1997, IDT)
3 Terms and Definitions
Terms and definitions GB/T 6930-2002 established apply to this standard.
4 symbols (see FIG. 1, FIG. 2)
The following symbols apply to this standard.
Unless otherwise indicated, the values \u200b\u200bshown in the figure and symbol are shown in the table indicates the nominal size.
B. Combined Bearing Width
B1. bearings double half the total width of the inner ring
D. outside diameter bearings
d. inner diameter bearings
r. chamfer dimension
rsmin. smallest single chamfer dimension
5 structure type
5.1 needle roller and angular contact ball bearings structure type shown in Figure 1.
5.2 needle structure type and three-point contact ball bearing shown in Figure 2.
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