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National Stock Number:
4730-01-147-2187
Federal Supply Class:
4730
National Item Identification Number:
011472187
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:
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Techincal Specification:
| DESIGN TYPE | TUBULAR, HEX SHAPE | | LENGTH | 1.250 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.703 INCHES NOMINAL | | MATERIAL | COPPER ALLOY | | ORIFICE DIAMETER | 0.203 INCHES MINIMUM AND 0.234 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD LENGTH | 0.250 INCHES NOMINAL 1ST PROVISION | | THREAD LENGTH | 0.312 INCHES NOMINAL 2ND PROVISION | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UNF | | THREAD SIZE DESIGNATOR | 1/2-20 1ST PROVISION | | THREAD SIZE DESIGNATOR | 5/8-18 2ND PROVISION | | THREAD PROVISION | THREADED |
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