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		                        | National Stock Number:
 4820-01-243-6237
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 012436237
 
 Description:
 VALVE,SAFETY RELIEF
 
 Detail:
 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
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 Manufacturer Information:
 
 | 16464 | 59500 | TENNANT COMPANY |  | WJ-08-500 | 02249 | PARKER HANNIFIN CORPORATION DBA GRESEN HYDRAULICS DIV HYDRAULIC VALVE DIVISION | 
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 Techincal Specification:
 
 | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |  | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS |  | THREAD SERIES DESIGNATOR | NPTF ALL ENDS |  | NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS |  | THREAD DIRECTION | RIGHT-HAND ALL ENDS |  | OPENING PRESSURE SETTING | 500.0 POUNDS PER SQUARE INCH |  | STYLE DESIGNATOR | ANGLE |  | VALVE OPERATION METHOD | AUTOMATIC |  | MATERIAL | STEEL BODY |  | FLOW CONTROL DEVICE | DISK |  | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |  | VALVE DISCHARGE FLOW RATE | 25.0 GALLONS PER MINUTE | 
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