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National Stock Number:
4730-00-901-1909
Federal Supply Class:
4730
National Item Identification Number:
009011909
Description:
RESTRICTOR,FLUID FLOW
Detail:
AN ITEM OF SOLID ONE-PIECE CONSTRUCTION, DESIGNED TO RESTRICT THE FLOW OF A FLUID THROUGH IT. IT HAS AN ORIFICE OF A SMALLER SIZE THAN THE DIAMETER OF FLOW INTO IT. EXCLUDES ITEMS SUCH AS VALVE (1), (AS MODIFIED); AND OTHERS WITH AN ADJUSTABLE ORIFICE. EXCLUDES PIPE, TUBE, OR HOSE FITTINGS WITH RESTRICTED PASSAGES AND ITEMS DESIGNED TO TEST FLUID FLOW. FOR ITEMS CONTAINING SCREENS OR FILTERS, SEE RESTRICTOR UNIT, FLUID FLOW.
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Manufacturer Information:
| SS4017-4 | 33682 | W AND G MACHINE COMPANY, INCORPORATED | | SS4017-4 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | SS4017-4 | 8F781 | STEVENS MANUFACTURING CO., INC. | | SS4017-4 | 8Z057 | MASSIE R P AND SONS INC |
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Techincal Specification:
| MATERIAL | STEEL | | SURFACE TREATMENT | CADMIUM | | DESIGN TYPE | PLATE | | THREAD PROVISION | THREADED | | THREAD SIZE DESIGNATOR | 1/4 IN.-20 | | THREAD SERIES | UNC 1ST PROVISION | | THREAD CLASS | 2A | | THREAD LENGTH | 0.281 INCHES MINIMUM 1ST PROVISION | | 0.343 INCHES MAXIMUM 2ND PROVISION | | THREAD DIRECTION | RIGHT-HAND | | OUTSIDE DIAMETER | 0.250 INCHES NOMINAL | | LENGTH | 0.281 INCHES MINIMUM AND | | 0.343 INCHES MAXIMUM | | ORIFICE DIAMETER | 0.070 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 78286 | | DESIGN CONTROL REFERENCE | SS4017-4 |
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