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National Stock Number:
4730-00-444-1622
Federal Supply Class:
4730
National Item Identification Number:
004441622
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:
| 12Y635 | 81755 | LOCKHEED MARTIN CORPORATION | | 12Y635-7 | 81755 | LOCKHEED MARTIN CORPORATION | | AS1032 | 0U583 | SAE INTERNATIONAL | | AS1032D030303 | 0U583 | SAE INTERNATIONAL | | AS1032 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AN784D4 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS4875/1 | 0U583 | SAE INTERNATIONAL | | SAE-AS4875/1 | 0U583 | SAE INTERNATIONAL | | AS1032D030303 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS4875/1 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| THREADED INTERNAL BOSS 2ND END | | THREADED EXTERNAL BOSS 3RD END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | GASKET SEAL (BOSS) 2ND END | | FLARED (TUBE) 3RD END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | UNF 1ST END BULKHEAD | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | 0.438 INCHES 1ST END BULKHEAD | | THREAD CLASS | 3A 1ST END | | 3B 2ND END | | 3A 3RD END | | 3A 1ST END BULKHEAD | | LEG LENGTH | 1.750 INCHES NOMINAL 1ST END | | 0.750 INCHES NOMINAL 2ND END | | 1.188 INCHES NOMINAL 3RD END | | DEPARTURE FROM CITED DESIGNATOR | SECOND END THD DEPTH MODIFIED | | MATERIAL | ALUMINUM ALLOY 2014 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-367,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-5509 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
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