Imperial Threads
The charts below gives the dimensions for BA, BSF, BSW , BSPP and BSPT Threads.
Dimensions shown are in mm and Inches, if you wish to convert them please use our universal converter.
BRITISH ASSOCIATION STANDARD THREAD CHART - BA - BS93:1951
BRITISH STANDARD FINE THREAD CHART - BSF - BS84:1956
BRITISH STANDARD WHITWORTH THREAD CHART - BSW - BS 84:1956
BRITISH STANDARD PIPE THREAD CHART - BSPP - BS EN ISO 0228
BRITISH STANDARD TAPER PIPE THREAD CHART - BSPT - BS EN ISO 0228
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