NSN 5310-01-253-3010, (5310012533010) Parts Inventory

Item Name	Washer Key
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5310 Nuts and Washers
National Item Identification Number (NIIN)	01-253-3010 (012533010)
NCB Code	USA (01)
Manufacturer	Boeing Company The

Part Number	Manufacturer	Item Name	Cage Code	RFQ
68A450825-2003	boeing company the	washer key	76301	RFQ

MRC	Criteria	Characteristic
AAUB	HOLE DIAMETER	4.272 INCHES NOMINAL
ABKV	OUTSIDE DIAMETER	4.760 INCHES NOMINAL
ABLB	INTERNAL PREBENT KEY LENGTH	0.069 INCHES MINIMUM AND 0.079 INCHES MAXIMUM
ABLG	TAPERED KEY MINOR WIDTH	0.320 INCHES NOMINAL
ABPX	MATERIAL THICKNESS	0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM
CQFW	DISTANCE FROM KEY CENTER TO WIRE HOLE CENTER	0.220 INCHES NOMINAL
CRZZ	WIRE HOLE DIAMETER	0.090 INCHES NOMINAL
FEAT	SPECIAL FEATURES	TWO INTERNAL PREBENT KEYS,TOP OF WEDGE TO ID 0.510 IN.,CENTER OF WIRE HOLE TO ID 0.400,CENTER TO BOTTOM OF KEY 2.070 IN. MIN 2.080 IN. MAX,TAB TO BE STRAIGHT 0.070 IN.
MATT	MATERIAL	ALUMINUM ALLOY 2024 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-250/5,O FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SFTT	SURFACE TREATMENT	ANODIZE OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	PS13202,TY 2,CL 1 MFR REF SINGLE TREATMENT RESPONSE OVERALL