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National Stock Number:
4820-00-228-1689
Federal Supply Class:
4820
National Item Identification Number:
002281689
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:
| MIL-V-8813 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS28893-D4-3750 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS28893D4-3750 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +2300.0 TO 3850.0 POUNDS PER SQUARE INCH | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MAXIMUM OPERATING PRESSURE | 3850.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 3750.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. | | THREAD CLASS | 3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | VALVE DISCHARGE FLOW RATE | 2.5 GALLONS PER MINUTE | | VALVE OPERATION METHOD | AUTOMATIC |
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