MIL-F-51213 Complete Document History
Filter, Gas (60, 120 and 250 Cfm Modules), C10, C31 and C21 (No Superseding Document)


Obsolete Revision Information:
   REV D CANCELLATION 2 - CANCELLATION NOTICE 2, REV D - Sept. 23, 1997
   REV D INACTIVATION 1 - INACTIVATION NOTICE 1, REV D - March 5, 1996
   REVISION D - FILTER, GAS (60, 120 & 250 CFM - March 29, 1988
   REVISION C - FILTER, GAS (60, 120 & 250 CFM - Feb. 3, 1982