Product Details | BOSS REDUCER

4730-01-287-4490 A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes BUSHING (as modified).

Part Alternates: 8524577, 4730-01-287-4490, 01-287-4490, 4730012874490, 012874490

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

Supply Group (FSG) NSN Assign. NIIN
47 22 OCT 1988 01-287-4490

Cross Reference | NSN 4730-01-287-4490

Part Number Cage Code Manufacturer
8524577 98752 WARNER ROBINS AIR LOGISTICS CENTER

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Technical Data | NSN 4730-01-287-4490

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024 OVERALL
CONNECTION TYPE THREADED INTERNAL TUBE 1ST END THREADED EXTERNAL TUBE 2ND END
CONNECTION STYLE B9 GASKET SEAL 1ST END B71 EXTERNAL SEAT FOR GASKET SEAL 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.500 INCHES 1ST END 1.500 INCHES 2ND END
THREAD SERIES DESIGNATOR UNJF 1ST END UNJ 2ND END
NOMINAL THREAD SIZE 0.750 INCHES 1ST END 1.875 INCHES 2ND END
THREAD QUANTITY PER INCH 12 2ND END
THREAD CLASS 3B 1ST END 3A 2ND END
NOMINAL OVERALL LENGTH 1.270 INCHES
REDUCER TYPE CONCENTRIC

Restrictions/Controls & Freight Information | NSN 4730-01-287-4490

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 576 unknown
Originating Activity Code AH Defense Supply Center Columbus
Columbus, OH 43215
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