BS 21:1985

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Range of threads from 1/16 to 6, together with thread forms, dimensions and tolerances, designations; includes appendices for recommended gauging systems and methods of use of gauges. Requirements for jointing threads for taper external threads, for assembly with either tapes or parallel internal threads and for longscrew threads for longscrews specified in BS 1387.

Cross References:
BS 919:Part 2
BS 1387
BS 2779

Partially replaced by BS EN 10226-1:2004.

Incorporates the following:
AMD 6633 published 21 December 1990

Product Details

Published:

09/30/1985

ISBN(s):

0580145565

Number of Pages:

20

File Size:

1 file , 840 KB

Product Code(s):

00141824, 00141824, 00141824

Note:

This product is unavailable in United Kingdom