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BS 1936-1:1952 Undercuts and runouts for screw threads. Inch screw threads
standard by BSI Group, 12/31/1952
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Full Description
Provides data of dimensions and profiles of machined undercuts for external and internal threads of Unified, Whitworth, B.A. and Cycle thread forms. Dimensions and tolerances are given for standard cutting tools for this purpose and recommendations are made of widths of undercuts and runouts for various production requirements.Cross References:
BS 84
BS 93
BS 811
BS 949
BS 1580
BS 1936:Part 2