MIL-T-21092 Complete Document History
Trap, Air and Water, Ball Float (150 Psig Working Pressure) (Superseded by WW-T-696)

Complete Current Edition:
   REVISION C - TRAP, AIR & WATER, BALL FLOAT - April 13, 1981

Obsolete Revision Information:
   REVISION B - TRAP, AIR & WATER, BALL FLOAT - Jan. 27, 1972