1100288

BS 1657:1950

Specification for buttress threads

standard by BSI Group , 08/17/1950

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About This Item

 

Full Description

Included angle between pressure and trailing flanks of 52°; standard form of thread has a pressure flank angle of 7°; 'special' form has pressure flank normal to axis of screw. No rigid pitch/diameter relationship. Includes preferred series for diameters and pitches. Tables of tolerances and allowance for three classes of fit. System of gauging with notes on appropriate types and sizes of gauge. Method of measurement of effective diameter of buttress threads, tables of dimensions for the sizes of thread measuring cylinders.

Cross References:
BS 1044
 

Product Details

Published:
08/17/1950
ISBN(s):
0580355993
Number of Pages:
26
File Size:
1 file , 590 KB
Product Code(s):
65423, 65423, 00065423
Note:
This product is unavailable in Ukraine, Russia, Belarus