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		                        | National Stock Number:
 4820-00-487-9238
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 004879238
 
 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:
 
 | 2R770PC141 | 51729 | DRESSER, INC. DBA DRESSER ROOTS BLOWERS & COMPRESSORS DIV DRESSER ROOTS |  | 811-088-001 | 51729 | DRESSER, INC. DBA DRESSER ROOTS BLOWERS & COMPRESSORS DIV DRESSER ROOTS |  | SVS2018-3-8 | 23724 | RUTHMAN PUMP AND ENGINEERING INC DBA FULFLO SPECIALTIES CO DIV FULFLO SPECIALTIES CO. |  | V-894 | 23724 | RUTHMAN PUMP AND ENGINEERING INC DBA FULFLO SPECIALTIES CO DIV FULFLO SPECIALTIES CO. | 
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 Techincal Specification:
 
 | VALVE OPERATION METHOD | AUTOMATIC |  | MATERIAL | STEEL BODY |  | FLOW CONTROL DEVICE | PISTON |  | DISK LOADING METHOD | SPRING | 
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