Export restricted (ITAR), sale only to US Citizens and Organizations. Titan III Space Launch Vehicle Inertial Measurement Unit (IMU), measuring approximately 23.5″ x 12″ x 12″, with a Delco Electronics label on the side: "Inertial Measurement Unit, Designation MX-9974/DJW, Serial No. 0000010, Part No. 7559750-011, Stock No. 1420010246715AE, Contr No. F42600-76-C-0549." Below is a repair tag dated "2-21-84," indicating service under "Contr No. F42600-83-D-0424." The IMU remains in its heavy duty black metal housing. In fine condition.
The IMU provided position data to the onboard guidance computer, which was used to calculate the resulting guidance commands during the missile's flight. NASA adopted the Titan II missile as the launch vehicle for its Gemini missions in the 1960s, and later used the Titan III to launch its Voyager and Viking probes.
From The Peter Gerry Collection.