GOVERNMENT CONTRACT AWARDS

* C.A. Rasmussen Inc. of Simi Valley won a $3-million contract from the Army Corps of Engineers in Los Angeles for property maintenance and repairs.

* Karagozian & Case in Glendale won a $288,935 contract from the Defense Special Weapons Agency in Alexandria for research and development.

* Senior Flexonics Inc. of Burbank won five contracts from the Defense General Supply Center in Richmond, Va., including $74,412 for air tube assemblies, $67,840 for cowling duct assemblies, $39,120 for heat and air-conditioning duct assemblies, $35,420 for air-conditioning valve outlets and tubes, and $25,000 for duct assembly air conditioners.

* Joe Silvestri Construction Inc. of Ojai won a $206,000 contract from the Naval Air Weapons Station in Point Mugu for repairs to the bowling center.

* Litton Systems Inc. of Woodland Hills won two contracts of $99,994 and $41,174 from the Navy in Mechanicsburg, Pa., for circuit card assemblies.

* Whittaker Corp. of North Hollywood won a $118,047 contract from Tinker Air Force Base in Oklahoma for maintenance repair shop equipment.

* Special-T Fasteners Inc. of Chatsworth won a $96,800 contract from the Defense Industrial Supply Center in Philadelphia, Pa., for stud assemblies.

* Sierra Tech of Oxnard won a $88,060 contract from the Defense General Supply Center in Richmond, Va., for engine mount assemblies.

* Crane Hydro Aire in Burbank won a $59,400 contract from the Defense General Supply Center in Richmond, Va., for pumps.

* Apex Manufacturing Co. in North Hollywood won a $52,920 contract from Tinker Air Force Base in Oklahoma for hardware and abrasives.

* Pacific Sky Supply Inc. of Sun Valley won a $49,875 contract from the Defense General Supply Center in Richmond, Va., for coupling shafts.

* Hydra Electric of Burbank won a $46,073 contract from the Defense Supply Center in Columbus for pressure switches.

* ITT Gilfillan of Van Nuys won a $35,928 contract from the Navy in Mechanicsburg, Pa., for waveguide switches.

* Space-Lok Inc. of Burbank won a $39,165 contract from the Defense Industrial Supply Center in Philadelphia for self-locking nuts.

* MS Aerospace Inc. of Burbank won a $35,000 contract from the Defense Industrial Supply Center in Philadelphia, Pa., for machine screws.

* Bandy Machining International in Burbank won a $32,500 contract from the Defense General Supply Center in Richmond, Va., for wing section hinges.

* Whittaker Corp. of Simi Valley won a $31,768 contract from the Defense General Supply Center in Richmond, Va., for fire sensing elements.

* ITT Fluid Technology Corp. of Valencia won a $28,174 contract from the Defense General Supply Center in Richmond, Va., for actuators.

* Avibank Manufacturing Inc. of Burbank won a $25,879 contract from the Defense Industrial Supply Center in Philadelphia for quick-release pins.