5998-01-298-0494 SHEET,PRINTED WIRING BOARD Index 5998-01-298-0496 PRINTED WIRING BOARD

National Stock Number:
5999-01-298-0495

Federal Supply Class:
5999

National Item Identification Number:
012980495

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:
2000859-196214RAYTHEON COMPANY


Techincal Specification:
OVERALL HEIGHT0.340 INCHES NOMINAL
OVERALL LENGTH2.230 INCHES NOMINAL
OVERALL WIDTH0.440 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 6061
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE SECOND MOUNTING FACILITY
MOUNTING FACILITY TYPE AND QUANTITY3 UNTHREADED HOLE FIRST MOUNTING FACILITY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A8625,TYPE 3,CLAS 1 MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTCHROMATE
UNTHREADED MOUNTING HOLE DIAMETER0.335 INCHES MINIMUM AND 0.345 INCHES MAXIMUM FIRST MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER0.166 INCHES NOMINAL SECOND MOUNTING FACILITY


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