National Stock Number (NSN) 5999-01-139-5756 (5999011395756) Parts List

Item Name	Heat Sink Electrical Electronic
Federal Supply Group (FSG)	Electrical and Electronic Equipment Components
Federal Supply Class (FSC)	5999 Miscellaneous Electrical and Electronic Components
National Item Identification Number (NIIN)	01-139-5756 (011395756)
NCB Code	USA (01)
Manufacturer	Eg And G Wakefield Engineering, Lockheed Martin Corporation

Part Number	Manufacturer	Item Name	Cage Code	RFQ
635-7582	eg and g wakefield engineering	heat sink electrical electronic	05820	RFQ
635.75B2	eg and g wakefield engineering	heat sink electrical electronic	05820	RFQ
77C717370P002	lockheed martin corporation	heat sink electrical electronic	03538	RFQ

MRC	Criteria	Characteristic
ABHP	OVERALL LENGTH	1.880 INCHES NOMINAL
ABKW	OVERALL HEIGHT	0.750 INCHES NOMINAL
ABMK	OVERALL WIDTH	1.400 INCHES NOMINAL
MATT	MATERIAL	ALUMINUM ALLOY
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-200 FED SPEC SINGLE MATERIAL RESPONSE
SFTT	SURFACE TREATMENT	ANODIZE
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE