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National Stock Number:
4820-01-006-2168
Federal Supply Class:
4820
National Item Identification Number:
010062168
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:
| 1A056 | 98391 | ARKWIN INDUSTRIES, INC. | | 1A056-2 | 98391 | ARKWIN INDUSTRIES, INC. | | A02HS129-4 | 77272 | THE BOEING COMPANY |
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Techincal Specification:
| DISK LOADING METHOD | SPRING | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM BODY | | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | MATERIAL | STEEL CORROSION RESISTING SEAT | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING TEMP | 275.0 DEG FAHRENHEIT SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.750 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 4350.0 POUNDS PER SQUARE INCH | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE DISCHARGE FLOW RATE | 37.0 CUBIC FEET PER MINUTE | | STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS |
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