Product Details | HOSE TO BOSS ELBOW

4730-00-257-4477 A fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. One connecting end must have either standard hose threads, an incomplete part of a threaded end connection that grips the hose directly, or is unthreaded and designed to accommodate a hose. The other connecting 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 on items such as tanks, housings, valve fittings, and the like. It may have side and/or heel inlet(s). See also ELBOW, HOSE; and ELBOW, TUBE TO HOSE. Excludes ELBOW, PIPE TO HOSE and items having flange ends.

Part Alternates: MILH24135, MILH24135L1, 4-191307 3-4-16, 4-191307 3-4-16L1, 41913073416, 41913073416L1, 4730-00-257-4477, 00-257-4477, 4730002574477, 002574477

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

Supply Group (FSG) NSN Assign. NIIN
47 00-257-4477

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Technical Data | NSN 4730-00-257-4477

Characteristic Specifications
MATERIAL NICKEL ALLOY A OVERALL
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 1.013 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED 1.563 INCHES 1ST END
THREAD SERIES DESIGNATOR UN 2ND END
NOMINAL THREAD SIZE 2.000 INCHES 2ND END
THREAD QUANTITY PER INCH 12 2ND END
THREAD CLASS 3A 2ND END
LEG LENGTH 5.750 INCHES NOMINAL 1ST END 3.750 INCHES NOMINAL 2ND END
FLOW ANGLE 90.0 DEGREES
FURNISHED ITEMS AND QUANTITY 1 HOSE COUPLING NUT
NONDEFINITIVE SPEC/STD DATA CL 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 4730-00-257-4477

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