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National Stock Number:
4730-00-143-9110
Federal Supply Class:
4730
National Item Identification Number:
001439110
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.
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Manufacturer Information:
| S6165-20539 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| CONNECTION STYLE | FLARED (TUBE) 1ST END | | CONNECTION STYLE | GASKET SEAL (BOSS) 2ND END | | CONNECTION STYLE | GASKET SEAL (BOSS) 3RD END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END BULKHEAD | | CONNECTION TYPE | THREADED INTERNAL BOSS 2ND END | | CONNECTION TYPE | THREADED INTERNAL BOSS 3RD END | | LEG LENGTH | 0.750 INCHES NOMINAL 2ND END | | LEG LENGTH | 1.047 INCHES NOMINAL 1ST END | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-A-22771,T73 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 7075 OVERALL | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END BULKHEAD | | NOMINAL THREAD SIZE | 0.500 INCHES 2ND END | | NOMINAL THREAD SIZE | 0.500 INCHES 3RD END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | THREAD CLASS | 3A 1ST END | | THREAD CLASS | 3A 1ST END BULKHEAD | | THREAD CLASS | 3B 2ND END | | THREAD CLASS | 3B 3RD END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END BULKHEAD | | THREAD SERIES DESIGNATOR | UNJF 2ND END | | THREAD SERIES DESIGNATOR | UNJF 3RD END |
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