Product Details | TUBE TEE

4730-01-302-2521 A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or are unthreaded and designed to accommodate a tube. It may have side inlet(s). It is used as a junction at the intersection of a tube or tube fitting.

Part Alternates: AN8244W, AN824-4W, AS1035, AS1035W040404, AS4841, 4730-01-302-2521, 01-302-2521, 4730013022521, 013022521

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

Supply Group (FSG) NSN Assign. NIIN
47 10 JUN 1989 01-302-2521

Demand History | NSN 4730-01-302-2521

Part Number Request Date QTY Origin
AS4841 2025-04-106 1 France
4730-01-302-2521 2025-02-58 40 DIBBS
4730-01-302-2521 2025-01-13 18 DIBBS
4730-01-302-2521 2021-01-03 46 DIBBS
4730-01-302-2521 2016-06-157 41 DIBBS
4730-01-302-2521 2015-01-28 36 DIBBS
4730-01-302-2521 2014-05-131 17 DIBBS
4730-01-302-2521 2014-04-93 15 DIBBS
4730-01-302-2521 2013-02-58 7 DIBBS
4730-01-302-2521 2012-08-243 9 DIBBS
AS1035W040404 2012-08-229 8
4730-01-302-2521 2012-06-153 3 DIBBS
AS1035W040404 2012-04-115 2
4730-01-302-2521 2011-10-300 6 DIBBS
AS4841 2011-03-69 8
4730-01-302-2521 2010-09-251 1 DIBBS
4730-01-302-2521 2010-09-251 5 DIBBS
AS1035W040404 2010-07-209 10 United States
4730-01-302-2521 2009-07-183 20 DIBBS
4730-01-302-2521 2009-05-121 9 DIBBS
4730-01-302-2521 2009-03-72 8 DIBBS
4730-01-302-2521 2009-03-68 9 DIBBS
4730-01-302-2521 2008-12-343 3 DIBBS

Cross Reference | NSN 4730-01-302-2521

Part Number Cage Code Manufacturer
AN824-4W 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AS1035 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS1035W040404 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS4841 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC

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Technical Data | NSN 4730-01-302-2521

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 7075 OVERALL
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END THREADED EXTERNAL TUBE 2ND END THREADED EXTERNAL TUBE 3RD END
CONNECTION STYLE B64 FLARED 1ST END B64 FLARED 2ND END B64 FLARED 3RD END
SEAT ANGLE 37.0 DEGREES 1ST END 37.0 DEGREES 2ND END 37.0 DEGREES 3RD END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.250 INCHES 1ST END 0.250 INCHES 2ND END 0.250 INCHES 3RD END
THREAD SERIES DESIGNATOR UNF 1ST END UNF 2ND END UNF 3RD END
NOMINAL THREAD SIZE 0.438 INCHES 1ST END 0.438 INCHES 2ND END 0.438 INCHES 3RD END
THREAD CLASS 3A 1ST END 3A 2ND END 3A 3RD END
LEG LENGTH 0.859 INCHES NOMINAL 1ST END 0.859 INCHES NOMINAL 3RD END
SPECIFICATION/STANDARD DATA 88044-AN824 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN824-4W

Restrictions/Controls & Freight Information | NSN 4730-01-302-2521

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:AItem does not contain precious metal
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
NMF Description 013760 ALUM TEES
Less than car load rating
Less than truck load rating S 60.0
Water commodity Code 576 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4730-01-302-2521

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each