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National Stock Number:
4820-01-574-7519
Federal Supply Class:
4820
National Item Identification Number:
015747519
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:
| 641B-3-1/4-2 | 18565 | PARKER-HANNIFIN CORPORATION |
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Techincal Specification:
| CONNECTION STYLE | PLAIN (PIPE) 2ND END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) 1ST END | | CONNECTION TYPE | THREADED EXTERNAL PIPE 2ND END | | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END | | NOMINAL THREAD SIZE | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.250 INCHES 2ND END | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING | | MATERIAL | STEEL COMP 303 BODY | | MAXIMUM OPERATING PRESSURE | 125.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | THREAD SERIES DESIGNATOR | NPT 1ST END | | THREAD SERIES DESIGNATOR | NPT 2ND END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD DIRECTION | RIGHT-HAND 2ND END |
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