BS 949-2:1979
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Screwing taps Taps for Unified threads (and for the obsolescent threads of Whitworth and BA forms)
Hardcopy , PDF
15-12-1992
English
30-04-1979
General dimensions of short machine or hand taps and of long shank machine taps for Unified, BSW, BSF and BA threads, and dimensions and tolerances on the threaded portion of those taps.
| Committee |
W/-
|
| DocumentType |
Standard
|
| Pages |
49
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| ISO 2283:2000 | Long shank taps with nominal diameters from M3 to M24 and 1/8 in to 1 in — Reduced shank taps |
| BS 949-1:1976 | Screwing taps Specification for taps for ISO metric threads |
| ISO 2857:1973 | Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches — Manufacturing tolerances on the threaded portion |
| BS 1580-3:1965 | Specification for Unified screw threads Diameters below ¼ in |
| ISO 529:2017 | Short machine taps and hand taps |
| ISO 237:1975 | Rotating tools with parallel shanks — Diameters of shanks and sizes of driving squares |
| BS 1580-1&2(1962) : 1962 | SPECIFICATION FOR UNIFIED SCREW THREADS - DIAMETERS 1/4 INCH AND LARGER |
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