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National Stock Number:
4730-01-268-9478
Federal Supply Class:
4730
National Item Identification Number:
012689478
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:
| AS4311K20 | 0U583 | SAE INTERNATIONAL | | AS4311K20 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | KC120C20 | 22264 | JOHN F KENNEDY SPACE CENTER | | KC120K20 | 22264 | JOHN F KENNEDY SPACE CENTER |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE THIRD END | | CONNECTION TYPE | THREADED INTERNAL BOSS SECOND END | | CONNECTION STYLE | FLARED (TUBE) THIRD END | | CONNECTION STYLE | FLARED (TUBE) FIRST END | | CONNECTION STYLE | GASKET SEAL (BOSS) SECOND END | | LEG LENGTH | 1.719 INCHES MINIMUM SECOND END | | LEG LENGTH | 2.250 INCHES MINIMUM THIRD END | | LEG LENGTH | 3.031 INCHES MINIMUM FIRST END | | NOMINAL THREAD SIZE | 1.625 INCHES FIRST END | | NOMINAL THREAD SIZE | 1.625 INCHES SECOND END | | NOMINAL THREAD SIZE | 1.625 INCHES THIRD END | | SEAT ANGLE | 37.0 DEGREES FIRST END | | SPECIAL FEATURES | KC120C20; MACHINED GROOVE IN FLARED ENDS TO ACCOMMODATE SEAL RING PER KC103 | | THREAD CLASS | 3A FIRST END | | THREAD CLASS | 3A THIRD END | | THREAD SERIES DESIGNATOR | UN THIRD END | | THREAD QUANTITY PER INCH | 12 FIRST END | | THREAD QUANTITY PER INCH | 12 THIRD END | | THREAD QUANTITY PER INCH | 12 SECOND END |
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