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National Stock Number:
4820-00-756-7889
Federal Supply Class:
4820
National Item Identification Number:
007567889
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:
| 9978869 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | ANGLE | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | ALUMINUM ALLOY OVERALL | | FLOW CONTROL DEVICE | PISTON | | VALVE DISCHARGE FLOW RATE | 2.5 GALLONS PER MINUTE | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | THREADED INTERNAL BOSS 2ND END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | GASKET SEAL(BOSS) 2ND END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | UNF 2ND END | | NOMINAL THREAD SIZE | 0.562 INCHES 1ST END | | 0.625 INCHES 2ND END | | THREAD CLASS | 2A 1ST END | | 2B 2ND END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | RIGHT-HAND 2ND END | | DISK LOADING METHOD | SPRING | | OPENING PRESSURE SETTING | 50.0 POUNDS PER SQUARE INCH |
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