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National Stock Number: 4820-00-704-7807
Federal Supply Class: 4820
National Item Identification Number: 007047807
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:
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Techincal Specification:
CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | DISK LOADING METHOD | SPRING | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | FLOW CONTROL DEVICE | POPPET | MATERIAL | STEEL CORROSION RESISTING OVERALL | MAXIMUM OPERATING PRESSURE | 4500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | MAXIMUM OPERATING TEMP | 275.0 FAHRENHEIT SINGLE RESPONSE | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE | NOMINAL THREAD SIZE | 0.437 INCHES ALL ENDS | OPENING PRESSURE SETTING | 3850.0 POUNDS PER SQUARE INCH | STYLE DESIGNATOR | STRAIGHT THRU | THREAD CLASS | 3B ALL ENDS | THREAD DIRECTION | RIGHT-HAND ALL ENDS | THREAD QUANTITY PER INCH | 20 ALL ENDS | THREAD SERIES DESIGNATOR | UNF ALL ENDS | VALVE OPERATION METHOD | AUTOMATIC |
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