4730-01-170-9164, TEE,TUBE TO BOSS

4730-01-170-9163 ADAPTER,STRAIGHT,TUBE TO BOSS

4720-01-170-9165 HOSE ASSEMBLY,NONMETALLIC

National Stock Number:
4730-01-170-9164

Federal Supply Class:
4730

National Item Identification Number:
011709164

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:

74A835866	76301	THE BOEING COMPANY
74A835866-2001	76301	THE BOEING COMPANY
74A835866-2003	76301	THE BOEING COMPANY
74A835866-2003	76823	NORTHROP GRUMMAN SYSTEMS CORPORATION
74A835866-2001	76823	NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

CONNECTION STYLE	FLARED (TUBE) FIRST END
CONNECTION STYLE	FLARED (TUBE) SECOND END
CONNECTION STYLE	GASKET SEAL (BOSS) THIRD END
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END BULKHEAD
CONNECTION TYPE	THREADED EXTERNAL TUBE SECOND END
CONNECTION TYPE	THREADED INTERNAL BOSS THIRD END
LEG LENGTH	1.188 INCHES NOMINAL FIRST END
LEG LENGTH	0.750 INCHES NOMINAL THIRD END
LEG LENGTH	1.750 INCHES NOMINAL SECOND END
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-200/3,COND T8511 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	ALUMINUM ALLOY 2024 OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES FIRST END BULKHEAD
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES SECOND END
NOMINAL THREAD SIZE	0.438 INCHES ALL ENDS
NOMINAL THREAD SIZE	0.438 INCHES FIRST END BULKHEAD
SEAT ANGLE	37.0 DEGREES SECOND END
SEAT ANGLE	37.0 DEGREES FIRST END
THREAD CLASS	3A FIRST END BULKHEAD
THREAD CLASS	3A SECOND END
THREAD CLASS	3B THIRD END
THREAD QUANTITY PER INCH	24 THIRD END
THREAD QUANTITY PER INCH	3A FIRST END
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF) SECOND END
THREAD SERIES DESIGNATOR	UNJS THIRD END

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