BSI - BS 949-4
Screwing Taps - Part 4: Metric Ground Thread Taps: Manufacturing Tolerances
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| Organization: | BSI |
| Publication Date: | 29 June 1990 |
| Status: | active |
| Page Count: | 28 |
| ICS Code (Taps and threading dies): | 25.100.50 |
scope:
Manufacturing tolerances on the threaded portion of taps for producing ISO metric threads of tolerance classes 4H to 8H and 4G to 6G. Valid for short taps specified in ISO/R 529 as well as any other kind of ground thread taps with the same diameters and pitches.
Document History
BS 949-4
June 29, 1990
Screwing Taps - Part 4: Metric Ground Thread Taps: Manufacturing Tolerances
Manufacturing tolerances on the threaded portion of taps for producing ISO metric threads of tolerance classes 4H to 8H and 4G to 6G. Valid for short taps specified in ISO/R 529 as well as any other...
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