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		                        | National Stock Number:
 4820-01-388-9314
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 013889314
 
 Description:
 VALVE,RELIEF,PRESSURE AND TEMPER
 
 Detail:
 A VALVE DESIGNED TO RELEASE UNDER EXCESSIVE PRESSURE AND/OR EXCESSIVE TEMPERATURE BY OPENING AT A PREDETERMINED PRESSURE AND/OR TEMPERATURE. THERMOSTATICALLY OPERATED VALVES CLOSE WHEN THE PRESSURE IS RELIEVED OR THE TEMPERATURE IS REDUCED. FUSIBLE PLUG VALVES REQUIRE REPLACEMENT OF THE PLUG. SEE ALSO VALVE, SAFETY RELIEF AND VALVE, REGULATING. TEMPERATURE.
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 Manufacturer Information:
 
 | 211030117 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | SW1034 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |  | SW123 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |  | SW123-01E0085 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |  | SW1034 | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |  | SW123 | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |  | SW123-01E0085 | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP | 
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 Techincal Specification:
 
 | BODY STYLE | SINGLE CONNECTION ANGLE FLOW |  | END CONNECTION QUANTITY | 2 |  | FLOW CONTROL DEVICE | DISK, FLAT |  | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |  | MATERIAL | COPPER ALLOY 922 BODY | 
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