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National Stock Number:
4820-01-298-5245
Federal Supply Class:
4820
National Item Identification Number:
012985245
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:
| 0020-C01-MC0025 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 1/2 2478D-XDA1 25PSI LIG | 8T901 | PORTERSVILLE PRD, LLC | | C13373-FIG 20-.5IN-25 SET | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 2478D 1/2 | 16497 | DRESSER, INC. |
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Techincal Specification:
| BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | THREADED | | CONNECTION TYPE | THREADED EXTERNAL PIPE FIRST END | | CONNECTION TYPE | THREADED INTERNAL PIPE SECOND END | | CONNECTION STYLE | PLAIN (PIPE) FIRST END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) SECOND END | | FLOW CONTROL DEVICE | BALL OR DISK | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY STEM | | MATERIAL | COPPER ALLOY AND STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | NOMINAL THREAD SIZE | 0.750 INCHES SECOND END | | NOMINAL THREAD SIZE | 0.500 INCHES FIRST END | | OPENING PRESSURE SETTING | 25.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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