Recently Updated NSN 2990-00-377-4979 Or (2990003774979) Part List

Item Name	Muffler Exhaust
Federal Supply Group (FSG)	Engine Accessories
Federal Supply Class (FSC)	2990 Miscellaneous Engine Accessories Nonaircraft
National Item Identification Number (NIIN)	00-377-4979 (003774979)
NCB Code	USA (00)
Manufacturer	Brighton Cromwell Llc, Cummins Filtration Inc, Wisconsin Motors Llc, Gorman Rupp Company The, Ar Bee Corp, Siemens Water Technologies Corp, L3 Technologies Inc

Part Number	Manufacturer	Item Name	RFQ
ABT2516	brighton cromwell llc	muffler exhaust	RFQ
T-2516	cummins filtration inc	muffler exhaust	RFQ
WD-34	wisconsin motors llc	muffler exhaust	RFQ
142NC	gorman rupp company the	muffler exhaust	RFQ
ABT2516	ar bee corp	muffler exhaust	RFQ
WPP1696	siemens water technologies corp	muffler exhaust	RFQ
WD34	l3 technologies inc	muffler exhaust	RFQ
T-2541	cummins filtration inc	muffler exhaust	RFQ
2516	cummins filtration inc	muffler exhaust	RFQ
T-2029	cummins filtration inc	muffler exhaust	RFQ

MRC	Criteria	Characteristic
ABHP	OVERALL LENGTH	5.812 INCHES MINIMUM AND 5.938 INCHES MAXIMUM
ACQW	INLET CONNECTION TYPE	THREADED SINGLE INLET
ACRX	INLET THREAD DIRECTION	RIGHT-HAND SINGLE INLET
ADAV	OVERALL DIAMETER	4.500 INCHES NOMINAL
APGF	DESIGN TYPE	DRY
ARNA	COOLANT TYPE	AIR
ARND	MUFFLER DESIGN	MULTIPASS
ARNF	TUBE QUANTITY	1
ARNG	BODY SHAPE	ROUND
ARNJ	INLET LOCATION	CENTRALLY LOCATED IN END SECTION OF BODY SINGLE INLET
ARNK	INLET PROJECTION LENGTH	2.375 INCHES MINIMUM AND 2.500 INCHES MAXIMUM SINGLE INLET
ARNW	INLET THREAD SIZE	1-1/4-11-1/2 SINGLE INLET
ARNX	INLET THREAD SERIES DESIGNATOR	NPT SINGLE INLET
ARSP	INLET THREAD LOCATION	EXTERNAL SINGLE INLET
ARXY	NONCONNECTION OUTLET TYPE AND QUANTITY	88 PERFORATED
ARXZ	NONCONNECTION OUTLET LOCATION	LOCATED ON END
ARYA	NONCONNECTION OUTLET SIZE	0.125 IN. DIA
MATT	MATERIAL	STEEL
SFTT	SURFACE TREATMENT	PAINT
ZZZV	FSC APPLICATION DATA	1. EXHAUST AND MUFFLER GROUP,GASOLINE ENGINE,NONAIRCRAFT