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National Stock Number:
4820-01-227-1016
Federal Supply Class:
4820
National Item Identification Number:
012271016
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:
| 647B-6-1/2-2 | 09990 | PARKER-HANNIFIN CORPORATION | | 647B-6-1/2-2 | 86768 | TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE SEAT | | MATERIAL | STEEL COMP 303 BODY | | MATERIAL | STEEL COMP 303 FLOW CONTROL DEVICE | | MAXIMUM OPERATING TEMP | 225.0 FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 3600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS 2ND RESPONSE | | NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 550.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | ANGLE | | SURFACE TREATMENT | PASSIVATE | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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