4730-01-010-1275 TEE,TUBE TO BOSS Index 4710-01-010-1277 TUBING,NONMETALLIC

National Stock Number:
4730-01-010-1276

Federal Supply Class:
4730

National Item Identification Number:
010101276

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:
302372100198PRATT & WHITNEY CANADA CORP
302372116359PRATT & WHITNEY ENGINE SERVICES, INC
302372150808UNITED SUPPLY CO INC
302372177445RTX CORPORATION


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL BOSS 3RD END
CONNECTION TYPETHREADED EXTERNAL TUBE 2ND END
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
CONNECTION STYLEDOUBLE THREADED SECTION W/ GASKET AND LOCKNUT SEALING (BOSS) 3RD END
CONNECTION STYLEFLARED (TUBE) 1ST END
CONNECTION STYLEFLARED (TUBE) 2ND END
FURNISHED ITEMS AND QUANTITY1 RESTRICTOR
LEG LENGTH1.080 INCHES NOMINAL 3RD END
LEG LENGTH0.838 INCHES NOMINAL 1ST END
LEG LENGTH0.838 INCHES NOMINAL 2ND END
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES 2ND END
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS
SEAT ANGLE37.0 DEGREES 1ST END
SEAT ANGLE37.0 DEGREES 2ND END
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS


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