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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:
| STYLE DESIGNATOR | STRAIGHT THRU | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 4500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 275.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | NOMINAL THREAD SIZE | 0.437 INCHES ALL ENDS | | THREAD QUANTITY PER INCH | 20 ALL ENDS | | THREAD CLASS | 3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | DISK LOADING METHOD | SPRING | | OPENING PRESSURE SETTING | 3850.0 POUNDS PER SQUARE INCH | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 99221 | | DESIGN CONTROL REFERENCE | 219428 |
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