BS 919-4:1964
Specification for screw gauge limits and tolerances - Limits of size for gauges for screw threads of Unified form diameters 1/4 in and larger

Standard No.

BS 919-4:1964

Release Date

1964

Published By

British Standards Institution (BSI)

Status

Be replaced 2007-10

Replace By

BS 919-4:2007

Latest

BS 919-4:2007(2009)

Scope

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). $7IGo$7R and $7Inot go$7R screw plug, solid screw ring, adjustable screw ring, and adjustable screw caliper gauges; double length setting plugs for $7Igo$7R and $7Inot go$7R adjustable screw ring gauges and single length setting plugs for adjustable screw caliper gauges; $7Igo$7R and $7Inot go$7R plain plug and caliper gauges for the crest diameters of product threads.

BS 919-4:1964 history

• 0000 BS 919-4:2007(2009)
• 2007 BS 919-4:2007 Screw gauge limits and tolerances - Limits of size for gauges for screw threads of unified form diameters 1/4 in and larger
• 1964 BS 919-4:1964 Specification for screw gauge limits and tolerances - Limits of size for gauges for screw threads of Unified form diameters 1/4 in and larger