MS-21301 Complete Document History
Screw, Shouldered, Hex-Socket Head .375, .500, .625 UNC-3a, Unplated

Complete Current Edition:
   REVISION B - SCREW, SHOULDERED, HEX-SOCKET - June 27, 1995
   REV B INACTIVATION 1 - INACTIVATION NOTICE 1 FOR REVISION B - Nov. 18, 1999
   REV B VALIDATION 2 - VALIDATION NOTICE 2 FOR REVISION B - Sept. 18, 2018

Obsolete Revision Information:
   VALIDATION NOTICE 1 - SCREW, SHOULDERED, HEX-SOCKET - Oct. 12, 1993
   REVISION A - SCREW, SHOULDERED, HEX-SOCKET - Dec. 21, 1987
   BASE - SCREW, SHOULDERED, HEX-SOCKET - Jan. 1, 1960