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GB/T 25762-2010Rolling bearings - Needle roller and cage assemblies for motorcycle connecting rod (English PDF)

滚动轴承 摩托车连杆支承用滚针和保持架组件

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 23, 2010

Implementation date

June 1, 2011

Scope

GB/T 25762-2010 is the English-translated version of 滚动轴承 摩托车连杆支承用滚针和保持架组件.

GB/T 25762-2010 is the Chinese standard "Rolling bearings - Needle roller and cage assemblies for motorcycle connecting rod".

Its scope clause reads: This standard specifies the motorcycle inside the engine crank pin and connecting rod piston pin bearing needle roller and cage assembly (hereinafter referred to as assembly) on behalf of No method, technical requirements, test methods, inspection rules, rust and packaging.

This standard applies to motorcycle connecting rod bearing with assembly, also apply to air compressors and other crank linkage with the link with the support group Member of the production, testing and acceptance.

This standard does not apply to special purpose motorcycles (such as motorcycle racing and motocross) link support With components. Its clauses include terms and definitions; symbols (see figure 1).

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Document preview — GB/T 25762-2010

National Standard of the People's Republic of China

ICS
21.100.20
Classification
J 11

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Contents

  • 1 Scope
  • 2 Normative references
  • 3 Terms and Definitions
  • 4 symbols (see Figure 1)

1 Scope

This standard specifies the motorcycle inside the engine crank pin and connecting rod piston pin bearing needle roller and cage assembly (hereinafter referred to as assembly) on behalf of

No method, technical requirements, test methods, inspection rules, rust and packaging.

This standard applies to motorcycle connecting rod bearing with assembly, also apply to air compressors and other crank linkage with the link with the support group

Member of the production, testing and acceptance. This standard does not apply to special purpose motorcycles (such as motorcycle racing and motocross) link support

With components.

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 309-2000 Rolling Needle (neqISO 3096.1996)

GB/T 699-1999 quality carbon structural steel

GB/T 3077-1999 alloy steel

GB/T 4199-2003 Rolling defined tolerances (ISO 1132-1.2000, MOD)

GB/T 4570-2008 motorcycles and endurance test methods

GB/T 5374-2008 motorcycles and reliability of the test method

GB/T 6930-2002 Rolling Vocabulary (ISO 5593.1997, IDT)

GB/T 8597-2003 Rolling rust-proof packaging

GB/T 18254-2002 high carbon chromium bearing steel

GB/T 20056-2006 Rolling bearings Radial needle roller and cage assembly dimensions and tolerances (ISO 3030.1996, MOD)

GB/T 24607-2009 rolling bearing life and reliability testing and rating

GB/T 24608-2009 Rolling commodity parts and inspection rules

JB/T 1255-2001 carbon chromium bearing steel bearing parts heat treatment technology conditions

Supplementary Provisions JB/T 2974-2004 Rolling Code Method

3 Terms and Definitions

Terms and definitions GB/T 4199-2003 and GB/T 6930-2002 established apply to this standard.

4 symbols (see Figure 1)

Unless otherwise indicated, the symbol shown in the figure and table showing the value expressed nominal size.

Ew. the outer diameter of the needle group

Fw. inner diameter of the needle group

Bc. Component Width

GB/T 25770-2024 | GB/T 25764-2024 | GB/T 25763-2024 | GB/T 25767-2025 | […]

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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