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BS 949-4:1990
Screwing taps - Specification for metric ground thread taps: manufacturing tolerancesMore info
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.
| Author | BSI |
|---|---|
| Editor | BSI |
| Document type | Standard |
| Format | File |
| Confirmation date | 2004-03-01 |
| EAN ISBN | 0 580 18629 6 |
| ICS | 25.100.50 : Taps and threading dies |
| Number of pages | 28 |
| Replace | BS 949-1:1976 |
| Cross references | EN 22857:1989,ISO 2857:1973 |
| Year | 1990 |
| Country | United Kingdom |
| Keyword | BS 949:Part 4:1990 |