BS 978-1:1968

$138.43

Format: PDF      In Stock

 

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BS 978-1:1968

$138.43

Specification for fine pitch gears.
standard by BSI Group, 01/31/1968

Format: PDF      In Stock

 

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Description

Gears of pitch range greater than 20, up to 200 diametral pitch. Standard pitches; two basic racks (one with backlash allowance); modification of addendum and centre distance to suit various conditions. Four grades of accuracy with elemental and dual flank composite test tolerances. Appendices: single flank testing, calculation of measuring pin dimensions, calculations for various design conditions.

Cross References:
BS 978:Part 2
BS 978:Part 3
BS 978:Part 5
PD 3376

Replaces BS 978:Part 1:1962.

Product Details

Published:
01/31/1968
ISBN(s):
0580000281
Number of Pages:
32
File Size:
1 file , 1.1 MB
Product Code(s):
68947, 68947, 00068947