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JB/T 11251-2011Rolling bearings - Drawn cup needle roller clutches (English PDF)

滚动轴承冲压外圈滚针离合器

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

December 20, 2011

Implementation date

April 1, 2012

Scope

JB/T 11251-2011 is the English-translated version of 滚动轴承冲压外圈滚针离合器.

What it lays down is meant for the production of the clutch and for its inspection and acceptance. In the catalogue it sits at J11 in the Chinese classification and 21.100.20 in the international one, issued by the Ministry of Industry and Information Technology.

Among the standards it quotes are GB/T 307.2-2005, GB/T 1957-2006, GB/T 5213-2008, GB 7324-2010, GB/T 24605-2009 and JB/T 8878-2011.

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Document preview — JB/T 11251-2011

National Standard of the People's Republic of China

ICS: 21.100.20

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

Foreword
Scope
Normative references
About this standard
Classification and status

1 Foreword

JB/T 11251-2011 was issued by MIIT on 20 December 2011 and has been in force since 1 April 2012.

2 Scope

JB/T 11251-2011 is a recommended Chinese machinery industry standard for drawn cup needle roller clutches, a rolling bearing product. The standard settles how the clutch is designated and what its dimensions are, and then sets the technical requirements, the test methods, the inspection rules, the marking and the rust-preventive packaging. What it lays down is meant for the production of the clutch and for its inspection and acceptance. In the catalogue it sits at J11 in the Chinese classification and 21.100.20 in the international one, issued by the Ministry of Industry and Information Technology. Among the standards it quotes are GB/T 307.2-2005, GB/T 1957-2006, GB/T 5213-2008, GB 7324-2010, GB/T 24605-2009 and JB/T 8878-2011.

3 Normative references

JB/T 11251-2011 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 — Rolling bearings -- Measuring and gauging principles and methods

GB/T 1957-2006 — Tolerances and general features for plain limit gauges

GB/T 3280-2007

GB/T 4199-2003 — Rolling bearings -- Tolerances -- Definitions

GB/T 5213-2008

GB/T 6930-2002

GB 7324-2010

GB/T 7811-2007

GB/T 8597-2003

GB/T 24605-2009 — Rolling bearings - Marking for products

GB/T 24608-2009

JB/T 7048-2011 — Rolling bearing parts-plastic cage-specifications

JB/T 7363-2002 — Technical requirements for carbonitriding heat treatment of rolling bearing parts

JB/T 8878-2011 — Rolling bearings - Drawn cup needle roller bearings - Specifications

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Classification and status

International classification (ICS): 21.100.20

Prefix JB/T: recommended standard.

......
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 7324-2010

Similar standards

JB/T 8878-2011|GB/T 12764-2019|GB/T 290-2017|JB/T 11613-2013|JB/T 8877-2011|GB/T 25763-2024

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