Product Details | BOSS CROSS

4730-00-278-5029 A fitting having four branches in the same plane whose axes form right angles. The boss connections for items such as tanks, housings, valve fittings, and the like, have internal or external 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). Excludes CROSS, TUBE.

Part Alternates: AN925D10, AN937D10, AN937D10L, AS4875, MILF5509, MIL-F-5509, 4730-00-278-5029, 00-278-5029, 4730002785029, 002785029

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1961 00-278-5029

Demand History | NSN 4730-00-278-5029

Part Number Request Date QTY Origin
MILF5509 2018-07-201 6 United States
4730-00-278-5029 2017-08-215 5 DIBBS
4730-00-278-5029 2017-01-20 12 DIBBS
MILF5509 2009-10-301 1 PK
MILF5509 2009-02-55 100 US

Cross Reference | NSN 4730-00-278-5029

Part Number Cage Code Manufacturer
AN925D10 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN937D10 00624 EATON CORPORATION DBA AEROSPACE DIV
AN937D10 06581 ALLAN AIRCRAFT SUPPLY CO, LLC
AN937D10 13899 HYDRO FITTING MANUFACTURING CORPORATION
AN937D10 14397 FABER ENTERPRISES, INC.
AN937D10 14798 DESIGNED METAL CONNECTIONS, INC. DBA PERMASWAGE
AN937D10 22995 CROWN FITTING CO INC
AN937D10 30974 AEROFIT, LLC
AN937D10 71563 COLLINS ENGINEERING CORP
AN937D10 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN937D10L 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AS4875 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MIL-F-5509 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 4730-00-278-5029

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2014 OR ALUMINUM ALLOY 2024 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/4,T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6,T6 OR T851 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT ANODIZE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CONNECTION TYPE THREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLE B9 GASKET SEAL ALL ENDS
THREAD SERIES DESIGNATOR UNF ALL ENDS
NOMINAL THREAD SIZE 0.875 INCHES ALL ENDS
THREAD CLASS 3B ALL ENDS
LEG LENGTH 1.160 INCHES NOMINAL ALL ENDS
SPECIFICATION/STANDARD DATA 88044-AN937 GOVERNMENT STANDARD AND 81343-AS4875 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN937D10

Restrictions/Controls & Freight Information | NSN 4730-00-278-5029

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