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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) 1ST END | | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | STEEL CORROSION RESISTING SEAT | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.750 INCHES 1ST END | | NOMINAL THREAD SIZE | 1.062 INCHES 1ST END | | OPENING PRESSURE SETTING | 1800.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | FREE REVERSE FLOW | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD CLASS | 3B 1ST END | | THREAD QUANTITY PER INCH | 12 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | VALVE DISCHARGE FLOW RATE | 16.0 GALLONS PER MINUTE |
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