Product Details | TUBE REDUCER

4730-00-639-9234 A straight tube fitting having a different size connection on each end. It is designed to join two tubes of different sizes. Excludes BUSHING (as modified).

Part Alternates: 2715901958524PC58, 271-5901-958524PC58, 2715901958524REV4PC58, 271-5901-958524REV4PC58, 2715901958525PC20, 271-5901-958525PC20, 2715901958525REV1PC20, 271-5901-958525REV1PC20, 4730-00-639-9234, 00-639-9234, 4730006399234, 006399234

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1961 00-639-9234

Cross Reference | NSN 4730-00-639-9234

Part Number Cage Code Manufacturer
271-5901-958524PC58 53711 NAVAL SEA SYSTEMS COMMAND
271-5901-958524REV4PC58 53711 NAVAL SEA SYSTEMS COMMAND
271-5901-958524REV4PC58 80064 NAVAL SHIP SYSTEMS COMMAND
271-5901-958525PC20 53711 NAVAL SEA SYSTEMS COMMAND
271-5901-958525REV1PC20 53711 NAVAL SEA SYSTEMS COMMAND
271-5901-958525REV1PC20 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4730-00-639-9234

Characteristic Specifications
MATERIAL COPPER ALLOY OVERALL
CONNECTION TYPE UNTHREADED INTERNAL TUBE 1ST END UNTHREADED INTERNAL TUBE 2ND END
CONNECTION STYLE B38 GROOVED INSIDE 1ST END B38 GROOVED INSIDE 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 1.625 INCHES 1ST END 1.375 INCHES 2ND END
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED 0.072 INCHES 1ST END 0.065 INCHES 2ND END
NOMINAL OVERALL LENGTH 2.375 INCHES
REDUCER TYPE CONCENTRIC

Restrictions/Controls & Freight Information | NSN 4730-00-639-9234

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:UPrecious metal type is unknown
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 XX
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 4730-00-639-9234

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 CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each