2815-00-521-8387 VALVE,POPPET,ENGINE Index 5940-00-521-8391 TERMINAL,LUG

National Stock Number:
4730-00-521-8389

Federal Supply Class:
4730

National Item Identification Number:
005218389

Description:
TEE,TUBE

Detail:
A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or are unthreaded and designed to accommodate a tube. It may have side inlet(s). It is used as a junction at the intersection of a tube or tube fitting.


Manufacturer Information:
AS4304K040U583SAE INTERNATIONAL
AS4304K0481343SOCIETY OF AUTOMOTIVE ENGINEERS INC
KC109C422264JOHN F KENNEDY SPACE CENTER
KC109K422264JOHN 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 INSIDE
PASSIVATE OUTSIDE
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
THREADED INTERNAL TUBE 3RD END
CONNECTION STYLEFLARED (TUBE) 1ST END
SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END 3RD END
SEAT ANGLE37.0 DEGREES 1ST END
39.5 DEGREES 3RD END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES 1ST END
0.250 INCHES 3RD END
THREAD SERIES DESIGNATORUNF 1ST END
UNF 3RD END
NOMINAL THREAD SIZE0.438 INCHES 1ST END
0.438 INCHES 3RD END
THREAD CLASS3A 1ST END
3B 3RD END
LEG LENGTH0.843 INCHES MINIMUM AND
0.906 INCHES MAXIMUM 1ST END
1.000 INCHES NOMINAL 3RD END
SPECIAL FEATURESMACHINED GROOVE IN FLARED ENDS TO ACCOMMODATE SEAL RINGS PER KC103


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