4730-00-138-8187, TEE,TUBE TO BOSS

National Stock Number:
4730-00-138-8187

Federal Supply Class:
4730

National Item Identification Number:
001388187

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:

AN783J8	88044	AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN783S8	88044	AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
MS24388J8	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

CONNECTION STYLE	FLARED (TUBE) 1ST END
CONNECTION STYLE	FLARED (TUBE) 2ND END
CONNECTION STYLE	GASKET SEAL (BOSS) 3RD END
CONNECTION TYPE	THREADED EXTERNAL TUBE 2ND END
CONNECTION TYPE	THREADED EXTERNAL TUBE 1ST END
CONNECTION TYPE	THREADED INTERNAL BOSS 3RD END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.500 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.500 INCHES 2ND END
NOMINAL THREAD SIZE	0.750 INCHES ALL ENDS
NOMINAL THREAD SIZE	0.750 INCHES 1ST END BULKHEAD
LEG LENGTH	1.438 INCHES NOMINAL 2ND END
LEG LENGTH	2.156 INCHES NOMINAL 1ST END
LEG LENGTH	1.000 INCHES NOMINAL 3RD END
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 304 OVERALL
MAXIMUM OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
SEAT ANGLE	37.0 DEGREES 1ST END
SEAT ANGLE	37.0 DEGREES 2ND END
THREAD CLASS	3A 2ND END
THREAD CLASS	3A 1ST END
THREAD CLASS	3A 1ST END BULKHEAD
THREAD CLASS	3B 3RD END
THREAD SERIES DESIGNATOR	UNJF 1ST END BULKHEAD
THREAD SERIES DESIGNATOR	UNJF ALL ENDS
SPECIFICATION/STANDARD DATA	96906-MS24388 GOVERNMENT STANDARD AND 81349-MIL-F-5509 GOVERNMENT SPECIFICATION
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL

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