4720-01-434-4618 HOSE,AIR DUCT Index 4720-01-434-4620 HOSE,AIR DUCT

National Stock Number:
4730-01-434-4619

Federal Supply Class:
4730

National Item Identification Number:
014344619

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 CONNECTIONS HAVE EXTERNAL OR INTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES), AND ARE 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 BOSS OR BOSS FITTING ON ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE. EXCLUDES TEE, TUBE.


Manufacturer Information:
AS1032J0406040U583SAE INTERNATIONAL
AS1032J04060481343SOCIETY OF AUTOMOTIVE ENGINEERS INC
SAE-AS10320U583SAE INTERNATIONAL
SAE-AS4875/10U583SAE INTERNATIONAL
MIL-F-550981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CONNECTION STYLEFLARED W/ GASKET SEAL (BOSS) SECOND END
CONNECTION STYLEFLARED W/ GASKET SEAL (BOSS) THIRD END
CONNECTION STYLEGASKET SEAL (BOSS) FIRST END
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
CONNECTION TYPETHREADED EXTERNAL BOSS THIRD END
CONNECTION TYPETHREADED INTERNAL BOSS FIRST END
LEG LENGTH1.211 INCHES MINIMUM AND 1.773 INCHES MAXIMUM FIRST END
LEG LENGTH1.211 INCHES MINIMUM AND 1.773 INCHES MAXIMUM THIRD END
LEG LENGTH1.273 INCHES MINIMUM AND 2.023 INCHES MAXIMUM SECOND END
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE0.437 INCHES FIRST END
NOMINAL THREAD SIZE0.437 INCHES THIRD END
NOMINAL THREAD SIZE0.563 INCHES SECOND END
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A SECOND END
THREAD CLASS3A THIRD END
THREAD CLASS3B FIRST END
THREAD QUANTITY PER INCH18 SECOND END
THREAD QUANTITY PER INCH20 FIRST END
THREAD QUANTITY PER INCH20 THIRD END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS


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