BS 1936-2:1991
Current
The latest, up-to-date edition.
Undercuts and runouts for screw threads Specification for ISO metric screw threads
Hardcopy , PDF
English
29-11-1991
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Committees responsible
Foreword
1 Scope
2 ISO metric external threads
3 ISO metric internal threads
Appendix A - Undercuts and runouts for screw threads
for heavy duty applications
Appendix B - Lengths of runout for various angles of
throat or taper lead
Publication(s) referred to
Specifies dimensions for form, width and diameter of undercuts and runouts for ISO metric external and internal threads for use in general engineering applications. Threads may be cut or rolled without the die or tap fouling the component.
| Committee |
FME/9
|
| DevelopmentNote |
Supersedes BS 1936-2(1970) Supersedes 87/76252 DC. (06/2005) Reviewed and confirmed by BSI, October 2012. (09/2012)
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This Part of BS 1936 specifies requirements for dimensions for form, width and diameter of undercuts and runouts for ISO metric external and internal threads for use in general engineering applications. Threads may be cut or rolled without the die or tap fouling the component.
Recommendations for undercuts and runouts for high duty applications are given in Appendix A.
NOTE The titles of the publications referred to in this standard are listed on the inside back cover.
| SAE J811_198108 | SURFACE ROLLING AND OTHER METHODS FOR MECHANICAL PRESTRESSING OF METALS |
| BS A 231:1982 | Specification for runout and lead threads for rolled threads |
| BS 6104-1:1981 | Mechanical properties of fasteners Specification for bolts, screws and studs |
| BS 4500-1:1969 | ISO limits and fits General, tolerances and deviations |
| BS 1936-1:1952 | Undercuts and runouts for screw threads Inch screw threads |
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