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National Stock Number:
4730-00-241-8309
Federal Supply Class:
4730
National Item Identification Number:
002418309
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 | | 7M137J04-03-04 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL BOSS 2ND END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION TYPE | THREADED INTERNAL BOSS 3RD END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | CONNECTION STYLE | FLARED W/ GASKET SEAL (BOSS) 2ND END | | CONNECTION STYLE | GASKET SEAL (BOSS) 3RD END | | LEG LENGTH | 1.211 INCHES NOMINAL 2ND END | | LEG LENGTH | 1.679 INCHES NOMINAL 1ST END | | LEG LENGTH | 0.773 INCHES NOMINAL 3RD END | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 304 OVERALL | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.188 INCHES 2ND END | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.375 INCHES 2ND END | | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END BULKHEAD | | NOMINAL THREAD SIZE | 0.438 INCHES 3RD END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | SPECIFICATION/STANDARD DATA | 76301-7-137 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A 1ST END | | THREAD CLASS | 3A 1ST END BULKHEAD | | THREAD CLASS | 3A 2ND END | | THREAD CLASS | 3B 3RD END | | THREAD SERIES DESIGNATOR | UNJF ALL ENDS | | THREAD SERIES DESIGNATOR | UNJF 1ST END BULKHEAD |
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