Product Details | BOSS TEE

4730-00-278-2780 A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have external or internal machine threads (straight threads other than pipe or hose series), and are designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side inlet(s). It is used as a junction at the intersection of a boss or boss fitting on items such as tanks, housings, valve fittings, and the like. Excludes TEE, TUBE.

Part Alternates: AN9264, AN926-4, AN9384, AN938-4, 4730-00-278-2780, 00-278-2780, 4730002782780, 002782780

Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings

Supply Group (FSG) NSN Assign. NIIN
47 01-JAN-61 00-278-2780

Demand History | NSN 4730-00-278-2780

Part Number Request Date QTY Origin
4730-00-278-2780 2018-03-87 10 Malaysia
4730-00-278-2780 2009-01-05 13 DIBBS
4730-00-278-2780 2008-12-346 10 DIBBS

Cross Reference | NSN 4730-00-278-2780

Part Number Cage Code Manufacturer
AN938-4 14397 FABER ENTERPRISES, INC.
AS4875 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS5192 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS5192-04 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC

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Technical Data | NSN 4730-00-278-2780

Characteristic Specifications
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CONNECTION TYPE THREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLE B9 GASKET SEAL ALL ENDS
THREAD SERIES DESIGNATOR UNJF ALL ENDS
NOMINAL THREAD SIZE 0.438 INCHES ALL ENDS
THREAD CLASS 3B ALL ENDS
LEG LENGTH 0.750 INCHES NOMINAL ALL ENDS
SPECIAL FEATURES GRUMAN A-10 AIRCRAFT
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN926-4

Restrictions/Controls & Freight Information | NSN 4730-00-278-2780

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information