GOVERNMENT CONTRACT AWARDS

* Litton Systems Inc. in Agoura Hills won a $679,031 Air Force contract from Hanscom AFB, Mass., for communication, detection and coherent radiation equipment.

* L-3 Communications in Sylmar won a $599,104 contract from the Navy in Philadelphia for communication, detection and coherent radiation equipment.

* Boeing North American in Canoga Park won a $288,700 contract from JSC White Sands Test Facility in Las Cruces, N.M., for engines, turbines and components.