Product Details | TUBE TO BOSS STRAIGHT ADAPTER

4730-01-260-1863 An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also COUPLING, TUBE and NIPPLE, TUBE.

Part Alternates: 1621220, 4730-01-260-1863, 01-260-1863, 4730012601863, 012601863

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

Supply Group (FSG) NSN Assign. NIIN
47 28 JUL 1987 01-260-1863

Cross Reference | NSN 4730-01-260-1863

Part Number Cage Code Manufacturer
1621220 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT

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Technical Data | NSN 4730-01-260-1863

Characteristic Specifications
MATERIAL STEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A582,TYPE 303 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLE B67A PLAIN 1ST END B81 FLARED W/GASKET SEAL 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.437 INCHES 1ST END
THREAD SERIES DESIGNATOR UNF 1ST END UNF 2ND END
NOMINAL THREAD SIZE 0.437 INCHES 1ST END 0.437 INCHES 2ND END
THREAD QUANTITY PER INCH 20 1ST END 20 2ND END
THREAD CLASS 2A 1ST END 2A 2ND END
NOMINAL OVERALL LENGTH 1.062 INCHES

Restrictions/Controls & Freight Information | NSN 4730-01-260-1863

Category Code Description
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.
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
No Freight Information