4730-01-168-1921 ELBOW,TUBE TO BOSS Index 4730-01-168-1923 COUPLING,BOSS

National Stock Number:
4730-01-168-1922

Federal Supply Class:
4730

National Item Identification Number:
011681922

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:
AS10010U583SAE INTERNATIONAL
AS100181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS1001J0406060U583SAE INTERNATIONAL
AS182800U583SAE INTERNATIONAL
AS1828081343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS1001J04060681343SOCIETY OF AUTOMOTIVE ENGINEERS INC
LER783J04060600624EATON AEROQUIP LLC
ER783J04060601276EATON-AEROQUIP INC DIV FLUID CONNECTORS PRODUCTS
SAE-AS182800U583SAE INTERNATIONAL
ER783J04060679470DANA CORP WEATHERHEAD DIV


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED INTERNAL BOSS THIRD END
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLEFLARELESS (TUBE) FIRST END
CONNECTION STYLEGASKET SEAL (BOSS) THIRD END
LEG LENGTH1.180 INCHES NOMINAL SECOND END
LEG LENGTH1.868 INCHES NOMINAL FIRST END
LEG LENGTH0.836 INCHES NOMINAL THIRD END
NOMINAL THREAD SIZE0.438 INCHES FIRST END
NOMINAL THREAD SIZE0.438 INCHES FIRST END BULKHEAD
NOMINAL THREAD SIZE0.562 INCHES SECOND END
NOMINAL THREAD SIZE0.562 INCHES THIRD END
NONDEFINITIVE SPEC/STD DATA4 STYLE
SEAT ANGLE12.0 DEGREES FIRST END
SPECIFICATION/STANDARD DATA81343-AS1001 GOVERNMENT STANDARD
THREAD CLASS3A FIRST END
THREAD CLASS3A FIRST END BULKHEAD
THREAD CLASS3A SECOND END
THREAD CLASS3B THIRD END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD


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