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		                        | National Stock Number:
 4820-01-555-6983
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 015556983
 
 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:
 
 | 091K-G02AMC0075 | 1X5W8 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP | 
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 Techincal Specification:
 
 | MATERIAL | IRON CAST BODY |  | VALVE SIZE | 1.500 INCHES |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | CAST IRON LIQUID RELIEF VALVE MODEL 91 | 
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