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National Stock Number:
4820-00-845-4168
Federal Supply Class:
4820
National Item Identification Number:
008454168
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:
| 3001 | 0V5R4 | SNOWBIRD TECHNOLOGIES INC. | | 5221 | 28193 | HENRY TECHNOLOGIES, INC. | | 9975258 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +301.0 TO 350.0 POUNDS PER SQUARE INCH | | BONNET ATTACHMENT METHOD | INTEGRAL | | BONNET TYPE | INSIDE SPRING | | CONNECTION STYLE | PLAIN (PIPE) FIRST END | | CONNECTION TYPE | THREADED EXTERNAL PIPE FIRST END | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND BONNET PACKING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY STEM | | MATERIAL | STEEL SEAT | | MAXIMUM OPERATING TEMP | 200.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE | | NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.250 INCHES FIRST END | | OPERATING PRESSURE | 350.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | VALVE DISCHARGE FLOW RATE | 504.0 POUNDS PER HOUR | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD QUANTITY PER INCH | 18 FIRST END | | THREAD SERIES DESIGNATOR | NPTF FIRST END |
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