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National Stock Number:
4820-00-137-1805
Federal Supply Class:
4820
National Item Identification Number:
001371805
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:
| 1-2IN23A275PSIG | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 1/2FIG23MA275PSIG | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 22 1-2X3-4 250 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 22M A-2X3-4 250 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 2017 | 03670 | TYCO FIRE PRODUCTS LP | | 14706 | 19422 | DEMARKUS CORP REFRIGERATION ENGINEERING CORP | | 913BDCM01 1/2X3/4 250 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
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Techincal Specification:
| STYLE DESIGNATOR | ANGLE | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | COPPER ALLOY OVERALL | | FLOW CONTROL DEVICE | DISK | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 1000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 150.0 DEG FAHRENHEIT SINGLE RESPONSE | | VALVE DISCHARGE FLOW RATE | 252.0 CUBIC FEET PER MINUTE | | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END | | THREADED EXTERNAL PIPE 2ND END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) 1ST END | | PLAIN (PIPE) 2ND END | | NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES 1ST END | | 0.500 INCHES 2ND END | | THREAD SERIES DESIGNATOR | NPT 1ST END | | NPT 2ND END | | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END | | 0.500 INCHES 2ND END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | RIGHT-HAND 2ND END | | DISK LOADING METHOD | SPRING | | OPENING PRESSURE SETTING | 250.0 POUNDS PER SQUARE INCH | | FEATURES PROVIDED | VALVE STEM LOCK SHIELD |
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