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National Stock Number:
4820-01-084-1971
Federal Supply Class:
4820
National Item Identification Number:
010841971
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:
| 48A-1-2IN-275PSI | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 69137 | 16004 | DAVEY COMPRESSOR CO DIV OF KECO INDUSTRIES INC | | 69137 | 5RQL2 | DRS ENVIRONMENTAL SYSTEMS INC |
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Techincal Specification:
| CONNECTION STYLE | PLAIN (PIPE) FIRST END | | CONNECTION TYPE | THREADED EXTERNAL PIPE FIRST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | DISK | | OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | COPPER ALLOY OVERALL | | MAXIMUM OPERATING TEMP | 300.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | GAS, INERT SECOND RESPONSE | | NOMINAL THREAD SIZE | 0.500 INCHES FIRST END | | OPENING PRESSURE SETTING | 275.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | SUPPORTS GRUMMAN AEROSPACE A10 AIRCRAFT | | VALVE DISCHARGE FLOW RATE | 130.0 CUBIC FEET PER MINUTE | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD SERIES DESIGNATOR | NPT FIRST END |
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