4730-01-258-8645 REDUCER,TUBE Index 5999-01-258-8647 CIRCUIT CARD ASSEMBLY

National Stock Number:
4730-01-258-8646

Federal Supply Class:
4730

National Item Identification Number:
012588646

Description:
REDUCER,TUBE

Detail:
A straight tube fitting having a different size connection on each end. It is designed to join two tubes of different sizes. Excludes BUSHING (as modified).


Manufacturer Information:
AS4348K32280U583SAE INTERNATIONAL
AS4348K322881343SOCIETY OF AUTOMOTIVE ENGINEERS INC
KC144C32-2822264JOHN F KENNEDY SPACE CENTER
KC144K32-2822264JOHN F KENNEDY SPACE CENTER


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
CONNECTION STYLEFLARED (TUBE) SECOND END
CONNECTION STYLEFLARED (TUBE) FIRST 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 ACCOMMODATED1.750 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED2.000 INCHES FIRST END
NOMINAL OVERALL LENGTH3.749 INCHES
NOMINAL THREAD SIZE2.250 INCHES SECOND END
NOMINAL THREAD SIZE2.500 INCHES FIRST END
REDUCER TYPECONCENTRIC
SEAT ANGLE37.0 DEGREES FIRST END
SEAT ANGLE37.0 DEGREES SECOND END
SPECIAL FEATURESKC144C32-28; MACHINED GROOVE IN FLARED ENDS TO ACCOMMODATE SEAL RINGS PER KC103
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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