4730-01-258-7498 ADAPTER,STRAIGHT,TUBE TO BOSS Index 4730-01-258-7500 ADAPTER,STRAIGHT,TUBE TO BOSS

National Stock Number:
4730-01-258-7499

Federal Supply Class:
4730

National Item Identification Number:
012587499

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:
AS4319K20280U583SAE INTERNATIONAL
AS4319K202881343SOCIETY OF AUTOMOTIVE ENGINEERS INC
KC135C20-2822264JOHN F KENNEDY SPACE CENTER
KC135K20-2822264JOHN F KENNEDY SPACE CENTER


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION STYLEFLARED W/ GASKET SEAL (BOSS) SECOND END
CRITICALITY CODE JUSTIFICATIONFEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 316 OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.250 INCHES FIRST END
NOMINAL OVERALL LENGTH2.297 INCHES
NOMINAL THREAD SIZE1.625 INCHES FIRST END
NOMINAL THREAD SIZE2.250 INCHES SECOND END
SEAT ANGLE37.0 DEGREES FIRST END
SPECIAL FEATURESKC135C20-28; HEXAGON WRENCHING FLATS DRILLED OR NON-DRILLED FOR LOCKWIRE
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A FIRST END
THREAD CLASS3A SECOND END
THREAD SERIES DESIGNATORUN FIRST END
THREAD SERIES DESIGNATORUN SECOND END
THREAD QUANTITY PER INCH12 FIRST END
THREAD QUANTITY PER INCH12 SECOND END


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