National Stock Number (NSN) 5310-00-661-3274 (5310006613274) Parts List

Item Name	Washer Flat
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5310 Nuts and Washers
National Item Identification Number (NIIN)	00-661-3274 (006613274)
NCB Code	USA (00)
Manufacturer	W M Berg Inc, Ge Aviation Systems Ltd, Northrop Grumman Corporation, Astronautics Corporation, Designatronics Incorporated, Lockheed Martin Librascope, Seastrom Manufacturing Co Inc, Allied Controls Inc, L 3 Communications Corporation, Rockwell Collins Aerospace, Navair And Navsea Managed, Honeywell International Inc

Part Number	Manufacturer	Item Name	Cage Code	RFQ
SS1-27	w m berg inc	washer flat	29440	RFQ
34AA27B13-07	ge aviation systems ltd	washer flat	35351	RFQ
350455-2	northrop grumman corporation	washer flat	22915	RFQ
11142-200	astronautics corporation	washer flat	10138	RFQ
G68-3	designatronics incorporated	washer flat	00328	RFQ
43304PC8	lockheed martin librascope	washer flat	36090	RFQ
339083	northrop grumman corporation	washer flat	22915	RFQ
5710-17-10	seastrom manufacturing co inc	washer flat	86928	RFQ
60710939-3	allied controls inc	washer flat	34860	RFQ
566A004925	l 3 communications corporation	washer flat	34228	RFQ
543-5572-003	rockwell collins aerospace	washer flat	95105	RFQ
706125PC8	navair and navsea managed	washer flat	10001	RFQ
794842-7	honeywell international inc	washer flat	19315	RFQ

MRC	Criteria	Characteristic
AAGR	CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
AAUB	HOLE DIAMETER	0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM
ABMW	PERIPHERAL SHAPE STYLE	ROUND
ABMX	CENTER HOLE SHAPE STYLE	ROUND
ABNM	THICKNESS	0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM
ADAV	OVERALL DIAMETER	0.188 INCHES MINIMUM AND 0.191 INCHES MAXIMUM
CSYM	SURFACE FINISH	32.0 MICROINCHES ALL SURFACES
MATT	MATERIAL	STEEL COMP 302 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SFTT	SURFACE TREATMENT	PASSIVATE OVERALL