4730-01-049-3253 NIPPLE,PIPE Index 4720-01-049-3257 HOSE ASSEMBLY,NONMETALLIC

National Stock Number:
4730-01-049-3255

Federal Supply Class:
4730

National Item Identification Number:
010493255

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:
AN784-2088044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
MIL-F-550981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL TUBE 3RD END
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
CONNECTION TYPETHREADED INTERNAL BOSS 2ND END
CONNECTION STYLEFLARED (TUBE) 1ST END
CONNECTION STYLEFLARED (TUBE) 3RD END
CONNECTION STYLEGASKET SEAL (BOSS) 2ND END
LEG LENGTH1.719 INCHES NOMINAL 2ND END
LEG LENGTH2.250 INCHES NOMINAL 3RD END
LEG LENGTH3.031 INCHES NOMINAL 1ST END
MATERIALSTEEL OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.250 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.250 INCHES 3RD END
NOMINAL THREAD SIZE1.625 INCHES ALL ENDS
NOMINAL THREAD SIZE1.625 INCHES 1ST END BULKHEAD
SEAT ANGLE37.0 DEGREES 1ST END
SEAT ANGLE37.0 DEGREES 3RD END
SPECIFICATION/STANDARD DATA88044-AN784 GOVERNMENT STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A 3RD END
THREAD CLASS3A 1ST END
THREAD CLASS3A 1ST END BULKHEAD
THREAD CLASS3B 2ND END
THREAD SERIES DESIGNATORUNJ 1ST END BULKHEAD
THREAD SERIES DESIGNATORUNJ ALL ENDS
THREAD QUANTITY PER INCH12 1ST END BULKHEAD
THREAD QUANTITY PER INCH12 ALL ENDS


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