Product Details | UNION TAILPIECE

4730-01-148-0021 A fitting used with a union nut and thread piece to form a union.

Part Alternates: 2621-791-01, 2621-791-01 PIECE 121, 262179101PIECE121, 5024685887, 502-4685887, 502-4685887 F23, 502-4685887 ITEM F23, 5024685887F23, 5024685887ITEMF23, 87645-5421, 87645-5421 ITEM F23, 876455421ITEMF23, 4730-01-148-0021, 01-148-0021, 4730011480021, 262179101, 011480021, 876455421

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

Supply Group (FSG) NSN Assign. NIIN
47 26 FEB 1983 01-148-0021

Demand History | NSN 4730-01-148-0021

Part Number Request Date QTY Origin
4730-01-148-0021 2022-02-53 5 DIBBS
4730-01-148-0021 2015-02-57 8 DIBBS
4730-01-148-0021 2014-08-241 3 DIBBS
4730-01-148-0021 2014-08-230 3 DIBBS

Cross Reference | NSN 4730-01-148-0021

Part Number Cage Code Manufacturer
2621-791-01 96169 ELECTRIC BOAT CORPORATION
2621-791-01 PIECE 121 96169 ELECTRIC BOAT CORPORATION
502-4685887 80064 NAVAL SHIP SYSTEMS COMMAND
502-4685887 F23 80064 NAVAL SHIP SYSTEMS COMMAND
502-4685887 ITEM F23 80064 NAVAL SHIP SYSTEMS COMMAND
87645-5421 96169 ELECTRIC BOAT CORPORATION
87645-5421 ITEM F23 96169 ELECTRIC BOAT CORPORATION

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Technical Data | NSN 4730-01-148-0021

Characteristic Specifications
MATERIAL COPPER ALLOY, MIL-C-15726, COMP 70-30
STRENGTH RATING NOT RATED
MATERIAL HARDNESS RATING NOT RATED
SEAT TYPE GASKET
END CONNECTION TYPE WELDED
NOMINAL PIPE SIZE DESIGNATION 0.500 INCHES
MALE END FEATURE NOT INCLUDED
NUT RETAINING FLANGE NOT INCLUDED
UNION OUTSIDE DIAMETER 0.500 INCHES NOMINAL
OVERALL LENGTH 1.875 INCHES NOMINAL
WORKING PRESSURE AND SERVICE TYPE 3000.0 POUNDS PER SQUARE INCH NOMINAL ANY ACCEPTABLE

Restrictions/Controls & Freight Information | NSN 4730-01-148-0021

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 052185 PIPE,TUBING,OR PIPE OR TUBING FIT
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 4730-01-148-0021

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