MIL-S-6551 Complete Document History
Seat, Crew, Downward Ejection, Aircraft

Complete Current Edition:
   REVISION A - SEAT, CREW, DOWNWARD EJECTION, - Sept. 21, 1981
   REV A INACTIVATION 2 - INACTIVATION NOTICE 2, REV A - Sept. 6, 1996

Obsolete Revision Information:
   REV A NOTICE 1 - NOTICE 1 FOR REVISION A - Aug. 10, 1988