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National Stock Number:
4730-01-075-9571
Federal Supply Class:
4730
National Item Identification Number:
010759571
Description:
ELBOW,BOSS
Detail:
A FITTING THAT FORMS AN ANGLE OF LESS THAN 180 DEGREES (3.141 RADIANS) FROM THE STRAIGHT FLOW. THE BOSS CONNECTIONS HAVE EXTERNAL AND/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 OR HEEL INLET(S). IT IS DESIGNED TO JOIN TWO BOSSES OR BOSS FITTINGS ON ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE. EXCLUDES ELBOW, TUBE.
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Manufacturer Information:
| 7777005-101 | 3H889 | PARKER-HANNIFIN CORPORATION | | 7777005-101 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS |
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Techincal Specification:
| CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END | | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END | | FLOW ANGLE | 90.0 DEGREES | | LEG LENGTH | 5.615 INCHES MINIMUM AND 5.635 INCHES MAXIMUM ALL ENDS | | NOMINAL THREAD SIZE | 4.250 INCHES 1ST END | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 2B 1ST END | | THREAD QUANTITY PER INCH | 12 1ST END | | THREAD SERIES DESIGNATOR | UN 1ST END |
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