Product Details | HOSE TO BOSS STRAIGHT ADAPTER

4730-00-258-2438 An adapter having standard hose threads on one end, an incomplete part of a threaded end connection that grips the hose directly, or an unthreaded end designed to accommodate a hose. 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 hose or hose 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, HOSE and CONNECTOR, HOSE, BULKHEAD. Excludes items having flanged ends.

Part Alternates: MILH24135, MILH24135L1, 4730-00-258-2438, 00-258-2438, 4730002582438, 002582438

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

Supply Group (FSG) NSN Assign. NIIN
47 00-258-2438

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Technical Data | NSN 4730-00-258-2438

Characteristic Specifications
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CONNECTION TYPE THREADED EXTERNAL HOSE GRIPPING 1ST END THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLE B61 GRIPPING NIPPLE 1ST END B71 EXTERNAL SEAT FOR GASKET SEAL 2ND END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED 3.032 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED 4.500 INCHES 1ST END
THREAD SERIES DESIGNATOR UN 2ND END
NOMINAL THREAD SIZE 2.750 INCHES 2ND END
THREAD QUANTITY PER INCH 12 2ND END
THREAD CLASS 3A 2ND END
NOMINAL OVERALL LENGTH 7.000 INCHES
FURNISHED ITEMS AND QUANTITY 1 HOSE COUPLING NUT
NONDEFINITIVE SPEC/STD DATA CS TYPE
DEPARTURE FROM CITED DESIGNATOR QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
CRITICALITY CODE JUSTIFICATION ZZZX
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILH24135

Restrictions/Controls & Freight Information | NSN 4730-00-258-2438

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
Category Code Description
No Freight Information