Recently Updated NSN 5310-00-061-0131 Or (5310000610131) Part 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)	00-061-0131 (000610131)
NCB Code	USA (00)
Manufacturer	Alinabal Holdings Corporation, United Technologies Corporation, Barnes Group Inc, Triple A Spring Limited, Spartan Aerospace Llc

Part Number	Manufacturer	Item Name	RFQ
384195	alinabal holdings corporation	washer flat	RFQ
384195	united technologies corporation	washer flat	RFQ
384195	barnes group inc	washer flat	RFQ
384195	triple a spring limited	washer flat	RFQ
384195	spartan aerospace llc	washer flat	RFQ

MRC	Criteria	Characteristic
AAGR	CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
AAUB	HOLE DIAMETER	0.271 INCHES MINIMUM AND 0.286 INCHES MAXIMUM
ABMW	PERIPHERAL SHAPE STYLE	ROUND
ABMX	CENTER HOLE SHAPE STYLE	ROUND
ABNM	THICKNESS	0.025 INCHES MINIMUM AND 0.035 INCHES MAXIMUM
ADAV	OVERALL DIAMETER	0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
CQFM	HARDNESS RATING	35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
CSYM	SURFACE FINISH	63.0 MICROINCHES BOTTOM
CSYM	SURFACE FINISH	63.0 MICROINCHES TOP
HEAT	HEAT TREATMENT	AS FABRICATED
MATT	MATERIAL	STEEL COMP 4130 OVERALL OR STEEL COMP 8630 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6350 ASSN STD 1ST MATERIAL RESPONSE OVERALL AND AMS 6355 ASSN STD 2ND MATERIAL RESPONSE OVERALL
SFTT	SURFACE TREATMENT	CADMIUM OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL