MIL-P-18978 › Complete Document History
Power Drive, Electric, Train and Elevation, Mark 4 Mod 0 for 40mm Mount Mk 1 Mod 2 (No Superseding Document)
Obsolete Revision Information: |
CAN NOT 1 - POWER DRIVE, ELECTRIC, TRAIN A - Jan. 18, 1980
BASE - POWER DRIVE, ELECTRIC, TRAIN A - Jan. 1, 1960 |