Product Details | UNION THREAD PIECE

4730-01-318-8541 A fitting used with a union nut and a tailpiece to form a union.

Part Alternates: MD531SS, MD53-1SS, 53T-1 SS, 53T1SS, 4730-01-318-8541, 01-318-8541, 4730013188541, 013188541

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

Supply Group (FSG) NSN Assign. NIIN
47 26 APR 1990 01-318-8541

Demand History | NSN 4730-01-318-8541

Part Number Request Date QTY Origin
53T-1 SS 2022-07-192 10 DIBBS
MD53-1SS 2022-07-192 10 DIBBS
4730-01-318-8541 2017-03-72 27 DIBBS
4730-01-318-8541 2017-02-58 30 DIBBS
4730-01-318-8541 2013-05-149 20 DIBBS
4730-01-318-8541 2013-02-51 20 DIBBS
4730-01-318-8541 2012-10-290 36 DIBBS
4730-01-318-8541 2012-01-17 33 DIBBS
4730-01-318-8541 2008-12-336 21 DIBBS

Cross Reference | NSN 4730-01-318-8541

Part Number Cage Code Manufacturer
53T-1 SS 99565 ADMIRAL VALVE, LLC DBA CPV MANUFACTURING
MD53-1SS 0ASY6 DERBYSHIRE MARINE PRODUCTS, LLC
MD53-1SS 0JC12 B E C SYSTEMS, INC. DBA BEC MACHINE PRODUCTS

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Technical Data | NSN 4730-01-318-8541

Characteristic Specifications
MATERIAL STEEL, CORROSION RESISTING
STRENGTH RATING NOT RATED
SEAT TYPE STRAIGHT FACE
END CONNECTION TYPE THREADED
THREAD SIZE 1/4-18
SCREW THREAD SERIES DESIGNATOR NPT
THREAD DIRECTION RIGHT-HAND
SCREW THREAD LOCATION INTERNAL
UNION END THREAD SIZE 1-3/16-12
UNION END SCREW THREAD SERIES DESIGNATOR UN
UNION END THREAD DIRECTION RIGHT-HAND
BULKHEAD FEATURE NOT PROVIDED
OVERALL LENGTH 1.250 INCHES NOMINAL
WORKING PRESSURE AND SERVICE TYPE 6000.0 POUNDS PER SQUARE INCH NOMINAL ANY ACCEPTABLE

Restrictions/Controls & Freight Information | NSN 4730-01-318-8541

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 052190 PIPE,TUBING,OR PIPE OR TUBING FITTI
Less than car load rating
Less than truck load rating W Rating Variable
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 4730-01-318-8541

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