4820-01-437-4276 VALVE,ANGLE Index 4730-01-437-4278 ELBOW,TUBE

National Stock Number:
4730-01-437-4277

Federal Supply Class:
4730

National Item Identification Number:
014374277

Description:
TEE,TUBE TO BOSS

Detail:
A FITTING HAVING THREE CONNECTIONS WITH THE BRANCH CONNECTION FIXED AT 90 DEGREES (1.5705 RADIANS) TO THE RUN. THE TUBE CONNECTION(S) HAS MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) DESIGNED TO ACCOMMODATE A TUBE, OR IS UNTHREADED AND DESIGNED TO ACCOMMODATE A TUBE. THE BOSS CONNECTION(S) 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 MAY HAVE SIDE INLET(S). IT IS USED AS A JUNCTION AT THE INTERSECTION OF A TUBE OR FITTING AND A BOSS OR BOSS FITTING ON ITEMS SUCH AS A TANK, HOUSING, VALVE FITTING, OR THE LIKE. SEE ALSO TEE, TUBE; AND TEE, PIPE TO TUBE. EXCLUDES CONNECTOR, MULTIPLE, FLUID PRESSURE LINE.


Manufacturer Information:
NAS1763J06080680205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) THIRD END
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
CONNECTION TYPETHREADED EXTERNAL BOSS THIRD END
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
LEG LENGTH0.971 INCHES NOMINAL SECOND END
LEG LENGTH0.971 INCHES NOMINAL THIRD END
LEG LENGTH1.045 INCHES NOMINAL FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 304 OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES FIRST END
NOMINAL THREAD SIZE0.562 INCHES FIRST END
NOMINAL THREAD SIZE0.562 INCHES THIRD END
NOMINAL THREAD SIZE0.750 INCHES SECOND END
SEAT ANGLE45.0 DEGREES FIRST END
SPECIFICATION/STANDARD DATA80205-NAS1763 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A SECOND END
THREAD CLASS3A THIRD END
THREAD CLASS3B FIRST END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS


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