4730-01-261-1024 TEE,TUBE TO BOSS Index 4730-01-261-1026 CROSS,FLANGE

National Stock Number:
4730-01-261-1025

Federal Supply Class:
4730

National Item Identification Number:
012611025

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:
ST7M33376301THE BOEING COMPANY
ST7M333-1V76301THE BOEING COMPANY


Techincal Specification:
CONNECTION STYLEFLARED (TUBE) 1ST END
CONNECTION STYLEGASKET SEAL (BOSS) 2ND END
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
CONNECTION TYPETHREADED INTERNAL BOSS 2ND END
CONNECTION TYPETHREADED INTERNAL TUBE 3RD END
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END 3RD END
LEG LENGTH0.797 INCHES NOMINAL 2ND END
LEG LENGTH1.051 INCHES NOMINAL 3RD END
LEG LENGTH1.273 INCHES NOMINAL 1ST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE NUT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-367 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALALUMINUM ALLOY 2014 BODY
MATERIALALUMINUM ALLOY 2024 NUT
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES 3RD END
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS
SEAT ANGLE37.0 DEGREES 1ST END
SEAT ANGLE37.0 DEGREES 3RD END
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,CL 2,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE NUT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-83488,CL 3,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE BODY
SURFACE TREATMENTCHROMATE BODY
SURFACE TREATMENTANODIZE NUT
THREAD CLASS3A 1ST END
THREAD CLASS3B 2ND END
THREAD CLASS3B 3RD END
THREAD SERIES DESIGNATORUNF ALL ENDS


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