National Stock Number (NSN) 4730-00-193-8037 (4730001938037) Parts List

Item Name	Nut Tube Coupling
Federal Supply Group (FSG)	Pipe Tubing Hose and Fittings
Federal Supply Class (FSC)	4730 Hose Pipe Tube Lubrication and Railing Fittings
National Item Identification Number (NIIN)	00-193-8037 (001938037)
NCB Code	USA (00)
Manufacturer	Sae International, Society Of Automotive Engineers Inc, Triumph Aerostructures Llc, Military Standards Corp, S I Electronics Inc, Military Specifications

Part Number	Manufacturer	Item Name	Cage Code	RFQ
MS21921-16W	sae international	nut tube coupling	0u583	RFQ
AS18280	society of automotive engineers inc	nut tube coupling	81343	RFQ
202-21600W16	triumph aerostructures llc	nut tube coupling	80378	RFQ
AS18280	sae international	nut tube coupling	0u583	RFQ
MS21921-16W	society of automotive engineers inc	nut tube coupling	81343	RFQ
MS21921-16W	military standards corp	nut tube coupling	96906	RFQ
AS21921	society of automotive engineers inc	nut tube coupling	81343	RFQ
DV600W16	s i electronics inc	nut tube coupling	17491	RFQ
MIL-F-18280	military specifications	nut tube coupling	81349	RFQ
CVC4257W16	triumph aerostructures llc	nut tube coupling	80378	RFQ
AS21921	sae international	nut tube coupling	0u583	RFQ
MS21921-16D	military standards corp	nut tube coupling	96906	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3B
AAJF	THREAD DIRECTION	RIGHT-HAND
ACTA	NUT STYLE	TUBE COUPLING
ADEA	NUT HEIGHT	1.050 INCHES NOMINAL
ASDB	WIDTH ACROSS FLATS	1.500 INCHES NOMINAL
BRQL	LENGTH TO SHOULDER	0.687 INCHES NOMINAL
BSPX	SMALLEST INSIDE DIAMETER	1.074 INCHES NOMINAL
BZRR	THREAD SERIES	UNJ
CMLP	THREAD QUANTITY PER INCH	12
CQJX	NOMINAL THREAD SIZE	1.312 INCHES
CQRJ	NOMINAL TUBE OUTSIDE DIAMETER	1.000 INCHES
CRRB	SEAT ANGLE	45.00 DEGREES NOMINAL
MATT	MATERIAL	ALUMINUM ALLOY 7075 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-367,T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SFTT	SURFACE TREATMENT	ANODIZE OVERALL