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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 TYPE | THREADED EXTERNAL TUBE FIRST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END BULKHEAD | | CONNECTION TYPE | THREADED EXTERNAL TUBE SECOND END | | CONNECTION TYPE | THREADED INTERNAL BOSS THIRD END | | CONNECTION STYLE | FLARED (TUBE) SECOND END | | CONNECTION STYLE | FLARED (TUBE) FIRST END | | CONNECTION STYLE | GASKET SEAL (BOSS) THIRD END | | LEG LENGTH | 1.742 INCHES NOMINAL THIRD END | | LEG LENGTH | 2.273 INCHES NOMINAL SECOND END | | LEG LENGTH | 3.054 INCHES NOMINAL FIRST END | | NOMINAL THREAD SIZE | 1.625 INCHES FIRST END | | NOMINAL THREAD SIZE | 1.625 INCHES SECOND END | | SPECIFICATION/STANDARD DATA | 76301-7-137 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | THREAD CLASS | 3A FIRST END | | THREAD CLASS | 3A FIRST END BULKHEAD | | THREAD CLASS | 3A SECOND END | | THREAD CLASS | 3B THIRD END | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT (UNJ) FIRST END BULKHEAD | | THREAD QUANTITY PER INCH | 12 ALL ENDS | | THREAD QUANTITY PER INCH | 12 FIRST END BULKHEAD |
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