NASM-20066 Complete Document History
Key, Machine, Square in Cross Section, Both Ends Square

Complete Current Edition:
   REVISION 3 S23 - STABILIZED IN 2023 - June 30, 2023

Obsolete Revision Information:
   3RD EDITION - KEY, MACHINE, SQUARE IN CROSS SECTION, BOTH ENDS SQUARE - Dec. 27, 2019
   REVISION 2 - Key, Machine, Square in Cross Section, Both Ends Square - Sept. 19, 2014
   REVISION 1 - KEY, MACHINE, SQUARE IN CROSS SECTION, BOTH ENDS SQUARE - Oct. 29, 2010
   DOD ADOPTION - FYI ONLY: DOD ADOPTED - June 21, 1999
   BASE - KEY, MACHINE-SQUARE IN CROSS S - June 1, 1999