MIL-F-18180/4 Complete Document History
Flanges and Flanged Fittings, Pipe, Steel, Classes 150, 300, 400, 600, 900, 1500 and 2500, Lapped Flanges (Superseded by ASME-B16.5)


Obsolete Revision Information:
   REV A CANCELLATION 1 - CANCELLATION NOTICE 1, REV A - Aug. 28, 1996
   REVISION A - FLANGES & FLANGED FITTINGS, PI - May 30, 1986
   BASE - FLANGES & FLANGED FITTINGS, PI - April 30, 1981