National Stock Number (NSN) 4730-00-201-9591 (4730002019591) Parts List

Item Name	Tee Boss
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)	00-201-9591 (002019591)
NCB Code	USA (00)
Manufacturer	Rockwell Collins Inc, Northrop Grumman Systems Corporation

Part Number	Manufacturer	Item Name	Cage Code	RFQ
21738	rockwell collins inc	tee boss	17610	RFQ
21738-3	rockwell collins inc	tee boss	17610	RFQ
A51K9035-1	northrop grumman systems corporation	tee boss	26512	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	2B ALL ENDS
AHNC	CONNECTION STYLE	GASKET SEAL (BOSS) ALL ENDS
AHSJ	LEG LENGTH	0.683 INCHES NOMINAL 2ND END
AHSJ	LEG LENGTH	0.863 INCHES MINIMUM 3RD END AND 0.873 INCHES MAXIMUM 3RD END
AHSJ	LEG LENGTH	0.967 INCHES NOMINAL 1ST END
AWLS	CONNECTION TYPE	THREADED INTERNAL BOSS ALL ENDS
CQJX	NOMINAL THREAD SIZE	0.250 INCHES ALL ENDS
FEAT	SPECIAL FEATURES	MOUNTING HOLES IN 2 CORNORS 0.218 IN.MIN DIA,0.226 IN.MAX DIA,LOCKWIRE HOLES 0.057 IN.DIA IN EACH CORNER
MATT	MATERIAL	ALUMINUM ALLOY 6061 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/8,T651 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MEDA	MEDIA FOR WHICH DESIGNED	FLUID SINGLE RESPONSE
SFTT	SURFACE TREATMENT	ANODIZE OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THSD	THREAD SERIES DESIGNATOR	UNF ALL ENDS