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National Stock Number:
4820-01-226-1544
Federal Supply Class:
4820
National Item Identification Number:
012261544
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:
| 634XB-3-8-2 | 09990 | PARKER-HANNIFIN CORPORATION | | 634XB-3-82 | 86768 | TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS | | CONNECTION STYLE | FLARED (TUBE) ALL ENDS | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | COPPER ALLOY BODY | | NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 90.0 POUNDS PER SQUARE INCH | | SEAT ANGLE | 37.0 DEGREES ALL ENDS | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD CLASS | 3A ALL ENDS | | THREAD SERIES DESIGNATOR | UNJ ALL ENDS | | THREAD QUANTITY PER INCH | 16 ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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