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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:
| MATERIAL | ALUMINUM ALLOY 7075 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-A-22771,T73 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | THREADED INTERNAL BOSS 2ND END | | THREADED INTERNAL BOSS 3RD END | | THREADED EXTERNAL TUBE 1ST END BULKHEAD | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | GASKET SEAL (BOSS) 2ND END | | GASKET SEAL (BOSS) 3RD END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | UNJF 2ND END | | UNJF 3RD END | | UNF 1ST END BULKHEAD | | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END | | 0.500 INCHES 2ND END | | 0.500 INCHES 3RD END | | 0.438 INCHES 1ST END BULKHEAD | | THREAD CLASS | 3A 1ST END | | 3B 2ND END | | 3B 3RD END | | 3A 1ST END BULKHEAD | | LEG LENGTH | 1.047 INCHES NOMINAL 1ST END | | 0.750 INCHES NOMINAL 2ND END | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 78286 | | DESIGN CONTROL REFERENCE | S6165-20539 |
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