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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:
| MATERIAL | ALUMINUM ALLOY BODY | | SURFACE TREATMENT | ANODIZE OVERALL | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | THREADED EXTERNAL TUBE 2ND END | | THREADED INTERNAL BOSS 3RD END | | THREADED EXTERNAL TUBE 1ST END BULKHEAD | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | FLARED (TUBE) 2ND END | | GASKET SEAL (BOSS) 3RD END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | 37.0 DEGREES 2ND END | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.250 INCHES 1ST END | | 1.250 INCHES 2ND END | | THREAD SERIES DESIGNATOR | UNJ ALL ENDS | | UNJ 1ST END BULKHEAD | | NOMINAL THREAD SIZE | 1.625 INCHES 1ST END | | 1.625 INCHES 2ND END | | 1.312 INCHES 3RD END | | 1.625 INCHES 2ND END BULKHEAD | | THREAD QUANTITY PER INCH | 12 ALL ENDS | | 12 1ST END BULKHEAD | | THREAD CLASS | 3A 1ST END | | 3A 2ND END | | 3B 3RD END | | 3A 1ST END BULKHEAD | | LEG LENGTH | 3.054 INCHES NOMINAL 1ST END | | 2.273 INCHES NOMINAL 2ND END | | 1.742 INCHES NOMINAL 3RD END | | SPECIFICATION/STANDARD DATA | 76301-7M137 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
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