NSN 4820-00-678-6390, (4820006786390) Parts Inventory

Item Name	Seat Valve
Federal Supply Group (FSG)	Valves
Federal Supply Class (FSC)	4820 Valves Nonpowered
National Item Identification Number (NIIN)	00-678-6390 (006786390)
NCB Code	USA (00)
Manufacturer	Dresser Rand Company, Curtiss Wright Electro Mechanical Corporation

Part Number	Manufacturer	Item Name	Cage Code	RFQ
717038	dresser rand company	seat valve	82328	RFQ
A-1556	curtiss wright electro mechanical corporation	seat valve	8fgx3	RFQ
912A1556	curtiss wright electro mechanical corporation	seat valve	8fgx3	RFQ
717038	curtiss wright electro mechanical corporation	seat valve	8fgx3	RFQ
A1556PC912	dresser rand company	seat valve	82328	RFQ
912A1556	dresser rand company	seat valve	82328	RFQ
A1556PC912	curtiss wright electro mechanical corporation	seat valve	8fgx3	RFQ
A-1556	dresser rand company	seat valve	82328	RFQ

MRC	Criteria	Characteristic
AASA	THREAD LENGTH	0.500 INCHES NOMINAL SINGLE THREADED PORTION
ABKK	FLANGE DIAMETER	2.375 INCHES NOMINAL
ADAR	BODY OUTSIDE DIAMETER	1.000 INCHES NOMINAL
ADAS	BODY INSIDE DIAMETER	0.188 INCHES NOMINAL
AJRF	FLANGE SEAT TO DISK END HEIGHT	1.250 INCHES NOMINAL
AJRM	UNDER FLANGE HEIGHT	0.500 INCHES NOMINAL
AJSG	SEAT ANGLE IN DEG	45.000 NOMINAL
CQJX	NOMINAL THREAD SIZE	0.875 INCHES SINGLE THREADED PORTION
CQKM	SEATING SURFACE SHAPE	ANGULAR
MATT	MATERIAL	CHROMIUM-MOLYBDENUM BODY
MATT	MATERIAL	COBALT-CHROMIUM ALLOY FACE
STYL	STYLE DESIGNATOR	PLAIN FLANGED
THSD	THREAD SERIES DESIGNATOR	NPT SINGLE THREADED PORTION