4730-01-257-8400 ADAPTER,STRAIGHT,TUBE TO BOSS Index 7530-01-257-8402 PAPER,BOND

National Stock Number:
4730-01-257-8401

Federal Supply Class:
4730

National Item Identification Number:
012578401

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:
AS4318K100U583SAE INTERNATIONAL
AS4318K1081343SOCIETY OF AUTOMOTIVE ENGINEERS INC
KC134C1022264JOHN F KENNEDY SPACE CENTER
KC134K1022264JOHN F KENNEDY SPACE CENTER


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL BOSS 2ND END
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END
CONNECTION STYLEFLARED (TUBE) 1ST 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 ACCOMMODATED0.625 INCHES 1ST END
NOMINAL OVERALL LENGTH2.523 INCHES
NOMINAL THREAD SIZE0.875 INCHES 1ST END
NOMINAL THREAD SIZE0.875 INCHES 2ND END
SEAT ANGLE37.0 DEGREES 1ST END
SPECIAL FEATURESKC134C-10; HEXAGON WRENCHING FLATS DRILLED OR NON-DRILLED FOR LOCKWIRE
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A 1ST END
THREAD CLASS3A 2ND END
THREAD SERIES DESIGNATORUNF 1ST END
THREAD SERIES DESIGNATORUNF 2ND END


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