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National Stock Number:
4820-00-620-5597
Federal Supply Class:
4820
National Item Identification Number:
006205597
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:
| 21700-3900 | 82106 | PARKER-HANNIFIN CORPORATION | | 4268624 | 18355 | THE BOEING COMPANY | | 4268624 | 88277 | THE BOEING COMPANY |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +2100.0 TO 4100.0 POUNDS PER SQUARE INCH | | BONNET TYPE | PACKING RETAINING | | CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | BALL | | OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | ALUMINUM ALLOY OVERALL | | MAXIMUM OPERATING TEMP | 160.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES ALL ENDS | | NOMINAL THREAD SIZE | 0.437 INCHES ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE | | THREAD CLASS | 3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | THREAD QUANTITY PER INCH | 20 ALL ENDS |
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