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National Stock Number:
4730-00-977-3178
Federal Supply Class:
4730
National Item Identification Number:
009773178
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:
| 128HM10070-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 128HM10070-1 | 65777 | HOWE MACHINE & TOOL CORP. | | 128HM10070-1 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END | | GASKET SEAL (BOSS) 2ND END | | DOUBLE THREADED SECTION W/ GASKET AND LOCKNUT SEALING (BOSS) 3RD END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | UN 2ND END | | UN 3RD END | | NOMINAL THREAD SIZE | 0.563 INCHES 1ST END | | 1.062 INCHES 2ND END | | 1.312 INCHES 3RD END | | THREAD QUANTITY PER INCH | 12 2ND END | | 12 3RD END | | THREAD CLASS | 3B 1ST END | | 3B 2ND END | | 3A 3RD END | | LEG LENGTH | 1.125 INCHES NOMINAL 1ST END | | 1.312 INCHES NOMINAL 2ND END | | 2.250 INCHES NOMINAL 3RD END |
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