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National Stock Number:
4730-00-181-9491
Federal Supply Class:
4730
National Item Identification Number:
001819491
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:
| 7M137 | 76301 | THE BOEING COMPANY | | 7M137D20-20-16 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| CONNECTION STYLE | FLARED (TUBE) 1ST END | | CONNECTION STYLE | FLARED (TUBE) 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 EXTERNAL TUBE 2ND END | | CONNECTION TYPE | THREADED INTERNAL BOSS 3RD END | | LEG LENGTH | 2.273 INCHES NOMINAL 2ND END | | LEG LENGTH | 3.054 INCHES NOMINAL 1ST END | | LEG LENGTH | 1.742 INCHES NOMINAL 3RD END | | MATERIAL | ALUMINUM ALLOY BODY | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.250 INCHES 2ND END | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 1.312 INCHES 3RD END | | NOMINAL THREAD SIZE | 1.625 INCHES 1ST END | | NOMINAL THREAD SIZE | 1.625 INCHES 2ND END | | NOMINAL THREAD SIZE | 1.625 INCHES 2ND END BULKHEAD | | SEAT ANGLE | 37.0 DEGREES 1ST END | | SEAT ANGLE | 37.0 DEGREES 2ND END | | SPECIFICATION/STANDARD DATA | 76301-7-137 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 3A 2ND END | | THREAD CLASS | 3A 1ST END | | THREAD CLASS | 3A 1ST END BULKHEAD | | THREAD CLASS | 3B 3RD END | | THREAD QUANTITY PER INCH | 12 1ST END BULKHEAD | | THREAD QUANTITY PER INCH | 12 ALL ENDS | | THREAD SERIES DESIGNATOR | UNJ ALL ENDS | | THREAD SERIES DESIGNATOR | UNJ 1ST END BULKHEAD |
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