National Stock Number (NSN) 5310-00-849-9498 (5310008499498) Parts List

Item Name	Washer Recessed
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5310 Nuts and Washers
National Item Identification Number (NIIN)	00-849-9498 (008499498)
NCB Code	USA (00)
Manufacturer	Allison Transmission Inc, Rolls Royce Corporation

Part Number	Manufacturer	Item Name	Cage Code	RFQ
6860798	allison transmission inc	washer recessed	73342	RFQ
6860798	rolls royce corporation	washer recessed	k0680	RFQ
EU10155	rolls royce corporation	washer recessed	k0680	RFQ

MRC	Criteria	Characteristic
AAUB	HOLE DIAMETER	1.625 INCHES MINIMUM AND 1.626 INCHES MAXIMUM
ABKV	OUTSIDE DIAMETER	2.365 INCHES MINIMUM AND 2.385 INCHES MAXIMUM
ABMH	RECESS DEPTH	0.015 INCHES NOMINAL
CSTM	RECESS ANGLE	90.0 DEGREES NOMINAL
HEAT	HEAT TREATMENT	AS FABRICATED
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5512 MFR REF SINGLE MATERIAL RESPONSE OVERALL
ABMD	RECESS DIAMETER	1.655 INCHES NOMINAL
ABPX	MATERIAL THICKNESS	0.092 INCHES MINIMUM AND 0.093 INCHES MAXIMUM
MATT	MATERIAL	STEEL COMP 347 OVERALL
STYL	STYLE DESIGNATOR	RECESSED