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National Stock Number: 4820-01-205-1081
Federal Supply Class: 4820
National Item Identification Number: 012051081
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:
20191 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | 201919AM189M | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | 201919AM189MC1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | 20191AM189MC1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | 2019AM189MSB | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | 2019AM189MSBC1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | 253342 PIECE 45 | 17062 | P J VALVES INC | 253342 PIECE 45C1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Techincal Specification:
CRITICALITY CODE JUSTIFICATION | ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROLLED IAW NAVY LEVEL ONE ASSURANCE GUIDE,CLEANED IAW MIL-C-52211 |
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