Crown Connector Inc. of San Fernando won...

Crown Connector Inc. of San Fernando won a $427,500 contract from Federal Prison Industries in Washington, D. C., for electrical fixtures.

* Castle Precision Industries in Sylmar won a $416,000 contract from the Defense Supply Center in Columbus, Ohio, for tubes.

* Metric Construction Co. of Thousand Oaks won a $395,700 contract from the Naval Air Weapons Station at Point Mugu for gazebo picnic areas in housing playgrounds.

* Indivision Corp., doing business as Rad-Mart of Calabasas, won a $200,000 contract from the VA National Acquisition Center in Hines, Ill., for X-ray supplies.

* Storage Plus in Richmond won a $148,000 contract from the Naval Air Warfare Center in Point Mugu for ocean cargo containers.

* Symetrics Inc. of Newbury Park won a $124,785 contract from the Defense Supply Center in Columbus, Ohio, for pipe, tubing, hose and fittings.

* Apex Manufacturing Co. of North Hollywood won a $121,356 contract from Tinker Air Force Base in Oklahoma for engines and turbine components.

* Microwave Design & Manufacturing Inc. of Chatsworth won a $117,306 contract from the Navy in Philadelphia for circuit card assemblies.

* Calnik Engineering & Construction Co. of Fullerton won a $100,779 contract from the Naval Air Weapons Station at Point Mugu for repairs and alterations to office spaces.

* Dykes Construction Corp. of Oxnard won a $96,973 contract from the Navy in Point Mugu for construction services.

* Kaiser Marquardt of Van Nuys won a $95,760 contract from the Defense General Supply Center in Richmond, Va., for gear housing assemblies.

* G & H Technology Inc. of Camarillo won a $94,282 contract from the Fleet and Industrial Supply Center in Bremerton, Wash., for construction materials.

* PTI Technologies Inc., in Newbury Park won three contracts from the Defense Supply Center in Columbus, Ohio, one of $90,888 for engine fuel filters, one of $71,321 for fluid filters and one of $47,064 for valves.

* ITT Gilfillan in Van Nuys won two contracts from the Navy in Mechanicsburg, Pa., one of $82,734 for amplifier-detectors and one of $36,417 for switch assemblies.

* King Nutronics Corp. of Woodland Hills won a $82,411 contract from the Naval Air Warfare Center in Lakehurst, N. J., for torque force calibrators.

* Crane Co. in Burbank won a $81,984 contract from Tinker Air Force Base in Oklahoma for aircraft components and accessories, and a $42,444 contract from the Defense Supply Center in Columbus, Ohio, for hydraulic motor housings.

* Airborne Product Support Inc. of Camarillo won a $80,625 contract from the Defense General Supply Center in Richmond, Va., for structural cover assemblies.

* ILN Technologies Inc. of Canoga Park won two contracts from Tinker Air Force Base in Oklahoma, one of $79,310 for engine and turbine blades, and one of $42,194 for mechanical power transmission equipment.

* Whittaker Corp. of North Hollywood won a $76,759 contract from the Defense Supply Center in Columbus, Ohio, for quick-disconnect coupling halves; a $75,413 contract from Kelly Air Force Base in Texas for valves, and a $64,347 contract from the Defense General Supply Center in Richmond, Va., for electric wire, and power and distribution equipment.

* Briarwood Fasteners Inc. of Chatsworth won a $70,400 contract from the Navy in Philadelphia for bolts.

* Master Research & Manufacturing Inc. of San Fernando won a $70,070 contract from the Defense Industrial Supply Center in Philadelphia for bearings.

* Hydraulics International Inc. of Chatsworth won a $68,000 contract from Robins Air Force Base in Georgia for cargo trailers.

* Wesco Aircraft Hardware Corp. of Valencia won a $67,722 contract from the Defense Supply Center in Columbus, Ohio, for tube-to-hose adapters.

* Custom Control Sensors Inc. of Chatsworth won a $51,342 contract from Tinker Air Force Base in Oklahoma for electrical and electronic equipment components.

* Master Research & Manufacturing Inc. of San Fernando won a $49,140 contract from the Navy in Philadelphia for bearings.

* Whittaker Corp. of Simi Valley won a $47,150 contract from the Defense General Supply Center in Richmond, Va., for aircraft components and accessories.

* Talley Corp. of Oxnard won a $46,351 contract from the Defense General Supply Center in Richmond, Va., for motor rotors.

* Hydra Electric in Burbank won a $44,497 contract from the Defense Supply Center in Columbus, Ohio, for pressure switches.

* Courtaulds Defense Products Inc. of Burbank won a $34,307 contract from the Naval Inventory Control Point in Mechanicsburg, Pa., for seam fillers.

* Fontal Controls Inc. of Sylmar won a $31,727 contract from Tinker Air Force Base in Oklahoma for bearings.

* International Precision Inc. of Chatsworth won a $30,893 contract from Kelly Air Force Base in Texas for aircraft components and accessories.

* Litton Systems Inc. of Woodland Hills won a $30,280 contract from the Defense General Supply Center in Richmond, Va., for regulator converters.

* ITT Corp. of Valencia won a $28,555 contract from the Defense Supply Center in Columbus, Ohio, for pressure switches.

* Western Filter Corp. of Valencia won a $28,255 contract from the Defense Supply Center in Columbus, Ohio, for filter elements.