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JB/T 2644-2002 English PDF

US$319.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
JB/T 2644-2002: Rolling bearings-Tapered roller bearings of tolerance class 2 for spindles of jig boring machines-Specifications
Status: Obsolete

JB/T 2644: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JB/T 2644-2002English319 Add to Cart 3 days [Need to translate] Rolling bearings-Tapered roller bearings of tolerance class 2 for spindles of jig boring machines-Specifications Obsolete JB/T 2644-2002
JB/T 2644-1991EnglishRFQ ASK 3 days [Need to translate] (Rolling bearings jig boring spindle B grade tapered roller bearings. Technical conditions) Obsolete JB/T 2644-1991
JB 2644-1979EnglishRFQ ASK 3 days [Need to translate] (Chinese Industry Standard) Obsolete JB 2644-1979

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Basic data

Standard ID JB/T 2644-2002 (JB/T2644-2002)
Description (Translated English) Rolling bearings-Tapered roller bearings of tolerance class 2 for spindles of jig boring machines-Specifications
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard J11
Classification of International Standard 21.100.20
Word Count Estimation 8,852
Date of Issue 7/16/2002
Date of Implementation 12/1/2002
Older Standard (superseded by this standard) JB/T 2644-1991; JB/T 2645-1991
Quoted Standard GB/T 307.2-1995, GB/T 7811-1999, JB/T 3574-1997, JB/T 7051-1993, JB/T 8921-1999, JB/T 10235-2001
Regulation (derived from) Industry-Science (2010) No. 77

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Question 5: Should I purchase the latest version JB/T 2644-2002?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version JB/T 2644-2002 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.