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		                             National Stock Number: 4820-00-622-5790
  Federal Supply Class: 4820
  National Item Identification Number: 006225790
  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:
 | 285268AS | 28265 | HERCULES ENGINE CO INC |  | 40-3092356 | 28265 | HERCULES ENGINE CO INC |  | 40-3092358 | 1ML14 | BRINKLEY TECHNOLOGY GROUP LLC |  | 40-3092356B | 28265 | HERCULES ENGINE CO INC |  | 40-3092357 | 28265 | HERCULES ENGINE CO INC |  | 40-3092357B | 28265 | HERCULES ENGINE CO INC |  | 40-3092358 | 28265 | HERCULES ENGINE CO INC |  | B132195 | 53591 | SCHWITZER ENGINE COMPONENTS A HOUSEHOLD INTL CO |  | 667889 | 60764 | WIGGINS LIFT CO INC |  | 4820006225790 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE |  | 4820006225790 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |   
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  Techincal Specification:
 | STYLE DESIGNATOR | ANGLE |  | VALVE OPERATION METHOD | AUTOMATIC |  | MATERIAL | STEEL BODY |   | STEEL FLOW CONTROL DEVICE |   | STEEL SEAT |  | FLOW CONTROL DEVICE | PISTON |  | CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END |  | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END |  | THREAD SERIES DESIGNATOR | UNF 1ST END |  | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END |  | THREAD CLASS | 2A 1ST END |  | THREAD DIRECTION | RIGHT-HAND 1ST END |  | DISK LOADING METHOD | SPRING |  | OPENING PRESSURE SETTING | 65.0 POUNDS PER SQUARE INCH |   
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