MIL-R-27521 Complete Document History
Receptacle, Flying Boom, Aerial Refueling General Specification For

Complete Current Edition:
   REVISION A - Receptacle, Flying Boom, Aerial Refueling General Specificat - June 24, 1971
   REV A AMENDMENT 1 - AMENDMENT 1 FOR REVISION A - April 3, 1984
   REV A INACTIVATION 2 - INACTIVATION NOTICE 2 FOR REVISION A - Sept. 26, 1997
   REV A VALIDATION 3 - VALIDATION NOTICE 3 FOR REVISION A - Feb. 29, 2008
   REV A VALIDATION 4 - VALIDATION NOTICE 4 FOR REVISION A - Sept. 3, 2014
   REV A VALIDATION 5 - VALIDATION NOTICE 5 FOR REVISION A - March 5, 2024
   REV A VALIDATION 6 - VALIDATION NOTICE 6 FOR REVISION A - March 28, 2024

Obsolete Revision Information:
   REV A VALIDATION 1 - VALIDATION NOTICE 1 FOR REVISION A - Aug. 25, 1989