Product Details | TUBE TO BOSS ELBOW

4730-01-339-6420 A fitting that forms an angle of less that 180 degrees (3.141 radians) from a straight flow. One connecting end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side or heel inlet(s). It is designed to connect a tube or tube fitting to a boss or boss fitting on items such as tanks, housings, valve fittings, or the like.

Part Alternates: AS1038, AS1038D1612, AS4841, 4730-01-339-6420, 01-339-6420, 4730013396420, 013396420

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

Supply Group (FSG) NSN Assign. NIIN
47 28 MAY 1991 01-339-6420

Demand History | NSN 4730-01-339-6420

Part Number Request Date QTY Origin
AS4841 2025-04-106 1 France
4730-01-339-6420 2017-03-81 21 DIBBS
4730-01-339-6420 2016-08-221 6 DIBBS
4730-01-339-6420 2015-05-121 7 DIBBS
4730-01-339-6420 2012-08-223 7 DIBBS
4730-01-339-6420 2012-05-125 2 DIBBS
4730-01-339-6420 2012-02-40 4 DIBBS
4730-01-339-6420 2012-01-23 5 DIBBS
4730-01-339-6420 2011-12-357 1 DIBBS
AS4841 2011-03-69 8
4730-01-339-6420 2009-05-141 3 DIBBS

Cross Reference | NSN 4730-01-339-6420

Part Number Cage Code Manufacturer
AS1038 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS1038D1612 50808 UNITED SUPPLY CO INC
AS1038D1612 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS4841 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC

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Technical Data | NSN 4730-01-339-6420

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2014 OVERALL
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLE B64 FLARED 1ST END B81 FLARED W/GASKET SEAL 2ND END
SEAT ANGLE 37.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 1.000 INCHES 1ST END
THREAD SERIES DESIGNATOR UNJ ALL ENDS UNJ 1ST END BULKHEAD
NOMINAL THREAD SIZE 1.313 INCHES 1ST END 1.062 INCHES 2ND END 1.313 INCHES 1ST END BULKHEAD
THREAD QUANTITY PER INCH 12 ALL ENDS 12 1ST END BULKHEAD
THREAD CLASS 3A ALL ENDS 3A 1ST END BULKHEAD
LEG LENGTH 2.804 INCHES NOMINAL 1ST END 1.898 INCHES NOMINAL 2ND END
FLOW ANGLE 90.0 DEGREES
SPECIFICATION/STANDARD DATA 81343-AS1038 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NONDEFINITIVE SPEC/STD DATA 1 STYLE

Restrictions/Controls & Freight Information | NSN 4730-01-339-6420

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 136500 METAL NOI/METAL ALLOYS NOI SUB1
Less than car load rating
Less than truck load rating Q 70.0
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 4730-01-339-6420

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each