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:
MATERIALSTEEL COMP 316 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLEFLARED (TUBE) 1ST END
FLARED W/ GASKET SEAL (BOSS) 2ND END
SEAT ANGLE37.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.250 INCHES 1ST END
THREAD SERIES DESIGNATORUN 1ST END
UN 2ND END
NOMINAL THREAD SIZE1.625 INCHES 1ST END
2.250 INCHES 2ND END
THREAD QUANTITY PER INCH12 1ST END
12 2ND END
THREAD CLASS3A 1ST END
3A 2ND END
NOMINAL OVERALL LENGTH2.297 INCHES
SPECIAL FEATURESKC135C20-28; HEXAGON WRENCHING FLATS DRILLED OR NON-DRILLED FOR LOCKWIRE
CRITICALITY CODE JUSTIFICATIONFEAT


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