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		                             National Stock Number: 4820-00-893-4614
  Federal Supply Class: 4820
  National Item Identification Number: 008934614
  Description: VALVE,RESTRICTOR CHECK
  Detail: A VALVE HAVING AN ORIFICE IN THE POPPET, DISK, OR THE LIKE, TO PERMIT RESTRICTED FLUID FLOW WHEN THE VALVE IS SEATED. IT DOES NOT HAVE A STEM OR PROVISIONS FOR PRESSURE ADJUSTMENTS, AND IS SIMILAR TO A VALVE, CHECK WITH THE EXCEPTION OF THE ORIFICE WHICH PERMITS FLUID FLOW IN MORE THAN ONE DIRECTION.
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  Manufacturer Information:
 | 2310-1041 | 14194 | WATSON-HAYS CORP |  | 2310-1041E | 14194 | WATSON-HAYS CORP |  | 331C175H01 | 79500 | WESTINGHOUSE ELECTRIC CORP |  | 2310-1041E | 90800 | ROMAC INDUSTRIES, INC. |  | 331C175H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |   
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  Techincal Specification:
 | MATERIAL | COPPER ALLOY BODY |   | RUBBER SYNTHETIC FLOW CONTROL DEVICE |   | PLASTIC SEAT |  | STYLE DESIGNATOR | STRAIGHT THRU |  | APERTURE DIAMETER | 0.215 INCHES NOMINAL |  | FLOW CONTROL DEVICE | DISK |  | VALVE OPERATION METHOD | AUTOMATIC |  | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |  | CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) ALL ENDS |  | THREAD SERIES DESIGNATOR | NPT ALL ENDS |  | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS |  | THREAD DIRECTION | RIGHT-HAND ALL ENDS |  | MOUNTING POSITION | HORIZONTAL OR |   | VERTICAL |  | RENEWABLE SEAT RING TYPE | PRESSED-IN |   
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