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National Stock Number:
4820-01-255-6619
Federal Supply Class:
4820
National Item Identification Number:
012556619
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:
| 527 | U0095 | PARTS CENTER | | 527-300 | 28193 | HENRY TECHNOLOGIES, INC. | | 527-300PSI | 28193 | HENRY TECHNOLOGIES, INC. |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | INTEGRAL | | BONNET TYPE | INSIDE SPRING | | CONNECTION STYLE | FLARED (TUBE) FIRST END | | CONNECTION STYLE | PLAIN (PIPE) SECOND END | | CONNECTION TYPE | THREADED EXTERNAL PIPE SECOND END | | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND BONNET PACKING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | COPPER ALLOY OVERALL | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.625 INCHES FIRST END | | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES SECOND END | | NOMINAL THREAD SIZE | 0.500 INCHES SECOND END | | NOMINAL THREAD SIZE | 0.875 INCHES FIRST END | | OPENING PRESSURE SETTING | 300.0 POUNDS PER SQUARE INCH | | OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | SEAT ANGLE | 37.0 DEGREES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE | | THREAD CLASS | 3A FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD DIRECTION | RIGHT-HAND SECOND END | | THREAD SERIES DESIGNATOR | NPT SECOND END | | THREAD SERIES DESIGNATOR | UNF FIRST END |
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