3040-01-127-2357 COUPLING,PUMP Index 8140-01-127-2359 CUSHION,UPPER

National Stock Number:
4730-01-127-2358

Federal Supply Class:
4730

National Item Identification Number:
011272358

Description:
ADAPTER,STRAIGHT,TUBE TO BOSS

Detail:
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.


Manufacturer Information:
2621-022-01 PIECE 19796169ELECTRIC BOAT CORPORATION
262102201-019796169ELECTRIC BOAT CORPORATION


Techincal Specification:
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END
NOMINAL OVERALL LENGTH1.380 INCHES
NOMINAL THREAD SIZE0.438 INCHES FIRST END
NOMINAL THREAD SIZE0.312 INCHES SECOND END
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
REDUCED PASSAGE NOMINAL INSIDE DIAMETER0.093 INCHES SECOND END
SEAT ANGLE37.0 DEGREES FIRST END
THREAD CLASS2A SECOND END
THREAD CLASS3A FIRST END
THREAD SERIES DESIGNATORUNF SECOND END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END


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