MIL-S-21919B, MILITARY SPECIFICATION: SWITCH, HYDROSTATIC, MARK 42 MOD 0 (11-JUL-1975)

MIL-S-21919B, MILITARY SPECIFICATION: SWITCH, HYDROSTATIC, MARK 42 MOD 0 (11-JUL-1975)., This specification establishes the requirements for the procurement of the Switch, Hydrostatic, Mark 42 Mod 0, Naval Sea Systems Command LD 299450.