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National Stock Number:
4820-00-789-0616
Federal Supply Class:
4820
National Item Identification Number:
007890616
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:
| 24981 | 16004 | DAVEY COMPRESSOR CO DIV OF KECO INDUSTRIES INC | | 24981 | 5RQL2 | DRS ENVIRONMENTAL SYSTEMS INC | | 86-140 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 2.500 INCHES 1ST END | | BOLT HOLE NOMINAL DIAMETER | 0.344 INCHES 1ST END | | BOLT HOLE QUANTITY | 6 1ST END | | CONNECTION TYPE | FLANGE 1ST END | | DISK LOADING METHOD | SPRING | | FLANGE FACE DESIGN | PLAIN 1ST END | | FLANGE SHAPE | OVAL WITH HOLES 1ST END | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY OVERALL | | MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 400.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | NOMINAL LENGTH | 2.938 INCHES 1ST END | | NOMINAL THICKNESS | 0.312 INCHES 1ST END | | NOMINAL WIDTH | 2.156 INCHES 1ST END | | OPENING PRESSURE SETTING | 140.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | ANGLE | | VALVE DISCHARGE FLOW RATE | 173.0 CUBIC FEET PER MINUTE | | VALVE OPERATION METHOD | AUTOMATIC |
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