NSN 5310-00-686-1830, (5310006861830) Parts Inventory

Item Name	Washer Spring Tension
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5310 Nuts and Washers
National Item Identification Number (NIIN)	00-686-1830 (006861830)
NCB Code	USA (00)
Manufacturer	Garrett Industrial Supply Co, Northrop Grumman Systems Corporation

Part Number	Manufacturer	Item Name	Cage Code	RFQ
3W445	garrett industrial supply co	washer spring tension	73682	RFQ
GW502E8	northrop grumman systems corporation	washer spring tension	26512	RFQ

MRC	Criteria	Characteristic
AAUB	HOLE DIAMETER	0.500 INCHES MINIMUM AND 0.520 INCHES MAXIMUM
ABKV	OUTSIDE DIAMETER	0.810 INCHES NOMINAL
ABKW	OVERALL HEIGHT	0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM
ABPX	MATERIAL THICKNESS	0.015 INCHES NOMINAL
CQFM	HARDNESS RATING	42.0 ROCKWELL C NOMINAL
CXCY	PART NAME ASSIGNED BY CONTROLLING AGENCY	WASHER,SPRING TENSION
MATT	MATERIAL	STEEL COMP 1055 OVERALL
SFTT	SURFACE TREATMENT	PHOSPHATE OVERALL