AN-4072 Complete Document History
Envelope - Engine Protective (for R-1820, R-1830 and R-2000 Engines) (Superseded by MIL-E-6060/2)


Obsolete Revision Information:
   NOT - ENVELOPE - ENGINE PROTECTIVE # - Feb. 8, 1974
   BASE - ENVELOPE - ENGINE PROTECTIVE # - Jan. 1, 1960
   REVISION 5 - ENVELOPE - ENGINE PROTECTIVE # - Jan. 1, 1960