MIL-DTL-3971/2 Complete Document History
Meters, Time Totalizing, Non-Hermetically Sealed, Electrical: Type II, 120V, 60 Hz and 120V, 400 Hz Grades A and B, 2 Hole and 3 Hole Flange

Complete Current Edition:
   REVISION E - 120V, 400 HZ GRADES A & B, 2 HOLE & 3 HOLE FLANGE - March 18, 2008
   REV E VALIDATION 1 - VALIDATION NOTICE 1 FOR REVISION E - Oct. 25, 2017
   REV E VALIDATION 2 - VALIDATION NOTICE 2 FOR REVISION E - May 10, 2022

Obsolete Revision Information:
   REVISION D - 400 CPS GRADES A & B, 2 HOLE & - Jan. 24, 2001