5999-01-281-4001 HEAT SINK,ELECTRICAL-ELECTRONIC Index 5999-01-281-4003 MOUNTING PAD,ELECTRICAL-ELECTRON

National Stock Number:
5999-01-281-4002

Federal Supply Class:
5999

National Item Identification Number:
012814002

Description:
HEAT SINK,ELECTRICAL-ELECTRONIC

Detail:
AN ITEM WHICH IS SPECIFICALLY DESIGNED TO ABSORB, CONDUCT OR DISSIPATE HEAT GENERATED BY AN ELECTRICAL AND/OR ELECTRONIC COMPONENT OR AN EXTERNAL SOURCE IN ORDER TO PREVENT DAMAGE TO THE COMPONENT. DO NOT USE IF A MORE SPECIFIC NAME APPLIES.


Manufacturer Information:
129402G11N6F3BOYD LACONIA LLC
129402G130161AAVID THERMALLOY LLC
129402G194271LOCKHEED MARTIN CORP


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONFEAT
OVERALL HEIGHT1.375 INCHES NOMINAL
OVERALL LENGTH4.374 INCHES NOMINAL
OVERALL WIDTH3.690 INCHES NOMINAL
MATERIALALUMINUM ALLOY
MOUNTING FACILITY TYPE AND QUANTITY6 UNTHREADED HOLE FIRST MOUNTING FACILITY
MOUNTING FACILITY TYPE AND QUANTITY8 UNTHREADED HOLE SECOND MOUNTING FACILITY
MOUNTING FACILITY TYPE AND QUANTITY8 UNTHREADED HOLE THIRD MOUNTING FACILITY
SPECIAL FEATURESITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE ELECTRONICS SUPPLY CENTER PRODUCTION STANDARD NO. L04002; FOR NAVY NUCLEAR PROPULSION PLANT PRODUCTS ONLY
SURFACE TREATMENTANODIZE
UNTHREADED MOUNTING HOLE DIAMETER0.323 INCHES MINIMUM AND 0.328 INCHES MAXIMUM SECOND MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER0.140 INCHES NOMINAL FIRST MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER0.188 INCHES NOMINAL THIRD MOUNTING FACILITY


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