The General Services Administration has authorized the use of this commercial item description as a replacement for Military Specifications MIL-V-16720E and MIL-V-16721D which are cancelled.
DLA MS3139 REV D-1971 history
1971DLA MS3139 REV D-1971 CONNECTOR, RECEPTACLE, ELECTRIC THRU BULKHEAD, WALL MOUNTING FLANGE, SERIES I (CLASS E)