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JB/T 6644-2007Rolling bearings - Combined needle roller and double-direction thrust cylindrical roller bearings (English PDF)

滚动轴承滚针和双向推力圆柱滚子组合轴承

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

January 1, 2007

Implementation date

September 1, 2007

Scope

JB/T 6644-2007 is the English-translated version of 滚动轴承滚针和双向推力圆柱滚子组合轴承.

Combined needle roller and double-direction thrust cylindrical roller bearings are the subject of JB/T 6644-2007, a recommended standard of the Chinese machinery industry. It fixes the structure, the dimensions and the technical conditions of these combined bearings. The requirements serve bearing makers in the production and inspection of the finished bearings, and users in selection and acceptance. It cites GB/T 307.2-2005, GB/T 307.3-2005, GB/T 4199-2003, GB/T 4604-2006, GB/T 8597-2003, GB/T 18254-2002, JB/T 1255-2001, JB/T 3573-2004, JB/T 3574-1997, JB/T 6641-2007 and JB/T 7051-2006. It supersedes JB/T 6644-1993. Issued on 1 January 2007, it has applied since 1 September 2007.

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Document preview — JB/T 6644-2007

National Standard of the People's Republic of China

ICS: 21.100.20
Replacing: JB/T 6644-1993

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

2 Normative references

2 Normative references

JB/T 6644-2007 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 307.2-2005

GB/T 307.3-2005

GB/T 4199-2003

GB/T 4604-2006

GB/T 8597-2003

GB/T 18254-2002

JB/T 1255-2001

JB/T 3573-2004

JB/T 3574-1997

JB/T 6641-2007

JB/T 7051-2006

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

Referenced standards

Normative references

GB/T 307.2-2005 · GB/T 4199-2003 · GB/T 4604-2006

Similar standards

GB/T 25768-2010|JB/T 3122-2007|GB/T 25760-2010|JB/T 6362-2023|JB/T 6362-2007|JB/T 8211-2023

Editions of JB/T 6644

Edition	Title	Revision	Status
JB/T 6644-2007	Rolling bearings - Combined needle roller and double-direction thrust cylindrical roller bearings	current edition	Current
JB/T 6644-1993	Rolling bearings - Combined needle roller and double-direction thrust cylindrical roller bearings	previous edition	Superseded

This page sells the current edition, JB/T 6644-2007. Earlier editions are listed for reference only.

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