Product Details | PIPE UNION

4730-01-331-6599 A straight pipe fitting designed to join two lengths of pipe or pipe fittings in such a manner that they may be disconnected without disturbing the rest of the pipe line. The end connections have pipe threads or are unthreaded and designed to accommodate a pipe.

Part Alternates: 13761876402, 1376-18-764-02, 254-000-110, 254-052-173, 5521529, 4730-01-331-6599, 01-331-6599, 4730013316599, 254052173, 013316599, 254000110

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

Supply Group (FSG) NSN Assign. NIIN
47 22 DEC 1990 01-331-6599

Demand History | NSN 4730-01-331-6599

Part Number Request Date QTY Origin
1376-18-764-02 2026-04-96 3 DIBBS
254-052-173 2026-04-96 3 DIBBS
4730-01-331-6599 2025-01-24 1 US
1376-18-764-02 2022-05-125 1 DIBBS
254-052-173 2022-05-125 1 DIBBS
1376-18-764-02 2021-09-256 1 DIBBS
254-052-173 2021-09-256 1 DIBBS
1376-18-764-02 2021-05-143 1 DIBBS
1376-18-764-02 2019-12-339 2 DIBBS
254-052-173 2019-12-339 2 DIBBS
4730-01-331-6599 2019-08-226 1 United States
1376-18-764-02 2019-06-169 2 DIBBS
254-052-173 2019-06-169 2 DIBBS
4730-01-331-6599 2018-10-301 3 DIBBS
4730-01-331-6599 2017-06-170 4 United States
4730-01-331-6599 2016-08-241 5 DIBBS
4730-01-331-6599 2015-03-68 9 DIBBS
4730-01-331-6599 2012-10-293 6 DIBBS
4730-01-331-6599 2012-06-156 9 DIBBS
4730-01-331-6599 2010-01-15 13 DIBBS
4730-01-331-6599 2009-07-182 2 DIBBS
4730-01-331-6599 2008-07-206 31 DIBBS

Cross Reference | NSN 4730-01-331-6599

Part Number Cage Code Manufacturer
1376-18-764-02 A0199 OTO MELARA SPA
254-000-110 85181 DEUBLIN COMPANY DBA DEUBLIN COMPANY
254-052-173 85181 DEUBLIN COMPANY DBA DEUBLIN COMPANY
5521529 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 4730-01-331-6599

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING OVERALL
STYLE DESIGNATOR A100 SCREWED
CONNECTION TYPE THREADED EXTERNAL PIPE 1ST END
CONNECTION STYLE B67B PLAIN 1ST END
THREAD SERIES DESIGNATOR NPT 1ST END
NOMINAL THREAD SIZE 0.750 INCHES 1ST END
NOMINAL OVERALL LENGTH 135.0 MILLIMETERS
SEAT TYPE GASKET
COUPLING FLANGE SHAPE ROUND
REDUCER TYPE CONCENTRIC
SPECIAL FEATURES BODY HAS 3 EQ SPACED INT.THD HOLES,1/2-14NPT,CENTERED 81MM FROM THD END,1 INT THD HOLE,3/4-14 NPT
MANUFACTURERS CODE 53711
MFR SOURCE CONTROLLING REFERENCE 5521529

Restrictions/Controls & Freight Information | NSN 4730-01-331-6599

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 051420 CONDUITS,O/T EARTHEN:PIPE FITTINGS
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 736 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 V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 4730-01-331-6599

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