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National Stock Number:
4820-00-568-0156
Federal Supply Class:
4820
National Item Identification Number:
005680156
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:
| 20-91009-5 | 76301 | THE BOEING COMPANY | | A50105 | 81982 | HYDRO-AIRE AEROSPACE CORP |
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Techincal Specification:
| CONNECTION STYLE | GASKET SEAL(BOSS) FIRST END | | CONNECTION TYPE | THREADED INTERNAL BOSS FIRST END | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | STEEL CORROSION RESISTING SEAT | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.750 INCHES FIRST END | | NOMINAL THREAD SIZE | 1.062 INCHES FIRST END | | OPENING PRESSURE SETTING | 1800.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | FREE REVERSE FLOW | | VALVE DISCHARGE FLOW RATE | 16.0 GALLONS PER MINUTE | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 3B FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD SERIES DESIGNATOR | UNF FIRST END | | THREAD QUANTITY PER INCH | 12 FIRST END |
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