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National Stock Number:
4730-01-379-7206
Federal Supply Class:
4730
National Item Identification Number:
013797206
Description:
TEE,BOSS
Detail:
A FITTING HAVING THREE CONNECTIONS WITH THE BRANCH CONNECTION FIXED AT 90 DEGREES (1.5705 RADIANS) TO THE RUN. THE CONNECTIONS HAVE EXTERNAL OR INTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES), AND ARE 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 BOSS OR BOSS FITTING ON ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE. EXCLUDES TEE, TUBE.
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Manufacturer Information:
| 7M637DH-D6 | 14798 | DESIGNED METAL CONNECTIONS INC | | 7M637DH-D6 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL (BOSS) ALL ENDS | | LEG LENGTH | 0.812 INCHES NOMINAL ALL ENDS | | MATERIAL | ALUMINUM ALLOY OVERALL | | NOMINAL THREAD SIZE | 0.562 INCHES ALL ENDS | | SPECIAL FEATURES | HIGH PURITY ALUMINUM, APPLICATION OF COATING SHALL BE PER MIL-C-83488, CL 3, TY 2, WITH 0.0005 MAX THK, CHROMATE TREATMENT SHALL BE AFTER GLASS BEAD PEENING AT A MAX PEEN PRESSURE OF 25 PSI | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488, CL 3 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | THREAD CLASS | 3B ALL ENDS | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
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