5998-01-144-4898 PRINTED CIRCUIT BOARD Index 4935-01-144-4901 CIRCUIT CARD ASSEMBLY

National Stock Number:
5999-01-144-4899

Federal Supply Class:
5999

National Item Identification Number:
011444899

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:
1010636318876U S ARMY AVIATION AND MISSILE COMMAND
290428023ASTRODYNE INC


Techincal Specification:
OVERALL HEIGHT0.750 INCHES NOMINAL
OVERALL LENGTH2.500 INCHES NOMINAL
OVERALL WIDTH1.813 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY
MOUNTING FACILITY TYPE AND QUANTITY1 UNTHREADED HOLE(S) SECOND MOUNTING FACILITY
MOUNTING FACILITY TYPE AND QUANTITY3 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER0.200 INCHES NOMINAL FIRST MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER0.438 INCHES NOMINAL SECOND MOUNTING FACILITY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171 FED STD SINGLE TREATMENT RESPONSE
SURFACE TREATMENTOXIDE


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