MIL-M-13561 Complete Document History
Mechanism, Feed, 20mm, m2E7, Parts for, Packing of.


Obsolete Revision Information:
   NOT - MECHANISM, FEED, 20MM, M2E7, P - April 19, 1961
   REVISION A - MECHANISM, FEED, 20MM, M2E7, P - April 17, 1961