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		                             National Stock Number: 4820-01-330-9423
  Federal Supply Class: 4820
  National Item Identification Number: 013309423
  Description: VALVE,CHECK
  Detail: A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design. 
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  Manufacturer Information:
 | 488-12SS1-2 | 09990 | PARKER-HANNIFIN CORPORATION |  | 488-12SS1-2 | 86768 | TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT |  | 488-3/4SS1-2 | 86768 | TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT |   
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  Techincal Specification:
 | MATERIAL | STEEL CORROSION RESISTING BODY |   | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |   | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING |   | RUBBER SYNTHETIC SEAT |  | STYLE DESIGNATOR | STRAIGHT THRU |  | FLOW CONTROL DEVICE | DISK |  | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |   | OIL, HYDRAULIC 2ND RESPONSE |  | VALVE OPERATION METHOD | AUTOMATIC |  | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS |  | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |  | SEAT ANGLE | 37.0 DEGREES ALL ENDS |  | THREAD SERIES DESIGNATOR | UN ALL ENDS |  | NOMINAL THREAD SIZE | 1.062 INCHES ALL ENDS |  | THREAD QUANTITY PER INCH | 12 ALL ENDS |  | THREAD CLASS | 3A ALL ENDS |  | THREAD DIRECTION | RIGHT-HAND ALL ENDS |  | MOUNTING POSITION | HORIZONTAL OR |   | VERTICAL |  | OPENING PRESSURE SETTING | 2.0 POUNDS PER SQUARE INCH |   
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