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National Stock Number:
4820-00-855-6818
Federal Supply Class:
4820
National Item Identification Number:
008556818
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 | 28193 | HENRY TECHNOLOGIES, INC. | | 527 | K3070 | HENRY TECHNOLOGIES LIMITED | | 527-450 | 28193 | HENRY TECHNOLOGIES, INC. | | 527E-450 | 28193 | HENRY TECHNOLOGIES, INC. | | 527 | U0095 | PARTS CENTER | | TQW12366-001 | U1F15 | BURNESS CORLETT - THREE QUAYS LIMITED T/A THREE QUAYS MARINE SERVICES |
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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 PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 450.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | COPPER ALLOY OVERALL | | MAXIMUM OPERATING TEMP | 200.0 FAHRENHEIT 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 | | SEAT ANGLE | 37.0 DEGREES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE DISCHARGE FLOW RATE | 24.6 POUNDS PER HOUR | | STYLE DESIGNATOR | ANGLE | | THREAD CLASS | 3A FIRST END | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT SECOND END | | THREAD SERIES DESIGNATOR | UNF FIRST END |
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