BS 919-4:1964

Specification for screw gauge limits and tolerances-Limits of size for gauges for screw threads of Unified form diameters ¼ in and larger

BSI Group , 04/03/1964

$184.00 $368.30

Gauges, setting plugs and check plugs for standard Unified Coarse (UNC), Fine (UNF) and Unified Extra Fine (UNEF) threads (BS 1580:Parts 1 and 2). Go and not go screw plug, solid screw ring, adjustable screw ring, and adjustable screw caliper gauges; double length setting plugs for go and not go adjustable screw ring gauges and single length setting plugs for adjustable screw caliper gauges; go and not go plain plug and caliper gauges for the crest diameters of product threads.Cross References:BS 919:Part 1BS 1580