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National Stock Number:
4820-00-816-9678
Federal Supply Class:
4820
National Item Identification Number:
008169678
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:
| A70019 | 81982 | HYDRO-AIRE AEROSPACE CORP |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL TUBE 1ST END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) 1ST END | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | ALUMINUM ALLOY SEAT | | MATERIAL | STEEL FLOW CONTROL DEVICE | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | | RENEWABLE SEAT RING TYPE | PRESSED-IN | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD CLASS | 3B 1ST END | | THREAD SERIES DESIGNATOR | UNJF 1ST END | | THREAD QUANTITY PER INCH | 20 1ST END | | VALVE DISCHARGE FLOW RATE | 1.0 GALLONS PER MINUTE | | VALVE OPERATION METHOD | AUTOMATIC |
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