3020-00-834-8778 GEAR,SPUR Index 3020-00-834-8784 GEAR,SPUR

National Stock Number:
4730-00-834-8781

Federal Supply Class:
4730

National Item Identification Number:
008348781

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:
AS1002-0604040U583SAE INTERNATIONAL
AS1002-06040481343SOCIETY OF AUTOMOTIVE ENGINEERS INC
ER784-06040401989DANA CORP WEATHERHEAD DIV ANTWERP PLANT
AS182800U583SAE INTERNATIONAL
ER784-06040479470DANA CORP WEATHERHEAD DIV
AS1828081343SOCIETY OF AUTOMOTIVE ENGINEERS INC
SAE-AS10020U583SAE INTERNATIONAL
SAE-AS182800U583SAE INTERNATIONAL
ER784-06060414798DESIGNED METAL CONNECTIONS INC


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL BOSS THIRD END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED INTERNAL BOSS SECOND END
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) THIRD END
CONNECTION STYLEFLARELESS (TUBE) FIRST END
CONNECTION STYLEGASKET SEAL (BOSS) SECOND END
LEG LENGTH1.117 INCHES NOMINAL THIRD END
LEG LENGTH1.555 INCHES NOMINAL SECOND END
LEG LENGTH1.695 INCHES NOMINAL FIRST END
NOMINAL THREAD SIZE0.438 INCHES SECOND END
NOMINAL THREAD SIZE0.438 INCHES THIRD END
NOMINAL THREAD SIZE0.562 INCHES FIRST END
NOMINAL THREAD SIZE0.562 INCHES FIRST END BULKHEAD
PART NAME ASSIGNED BY CONTROLLING AGENCYTHREADED TUBE
SEAT ANGLE12.0 DEGREES FIRST END
THREAD CLASS3A FIRST END
THREAD CLASS3A FIRST END BULKHEAD
THREAD CLASS3A THIRD END
THREAD CLASS3B SECOND END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD


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