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National Stock Number:
4820-00-454-1087
Federal Supply Class:
4820
National Item Identification Number:
004541087
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:
| 3120-350 | 58553 | SUPERIOR VALVE CO |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | INTEGRAL | | BONNET TYPE | INSIDE SCREW | | CONNECTION TYPE | THREADED EXTERNAL PIPE SECOND END | | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | CONNECTION STYLE | FLARED (TUBE) FIRST END | | CONNECTION STYLE | PLAIN (PIPE) SECOND END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | STEEL CORROSION RESISTING SEAT | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.625 INCHES FIRST END | | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES SECOND END | | NOMINAL THREAD SIZE | 0.875 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.500 INCHES SECOND END | | OPENING PRESSURE SETTING | 300.0 POUNDS PER SQUARE INCH | | SEAT ANGLE | 37.0 DEGREES FIRST END | | STYLE DESIGNATOR | ANGLE | | THREAD CLASS | 3A FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD DIRECTION | RIGHT-HAND SECOND END | | THREAD SERIES DESIGNATOR | NPTF SECOND END | | THREAD SERIES DESIGNATOR | UNF FIRST END | | VALVE DISCHARGE FLOW RATE | 302.0 CUBIC FEET PER MINUTE | | VALVE OPERATION METHOD | AUTOMATIC |
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