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National Stock Number:
4820-00-019-5565
Federal Supply Class:
4820
National Item Identification Number:
000195565
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:
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Techincal Specification:
| VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | STEEL COMP 416 BODY | | FLOW CONTROL DEVICE | O-RING, DILATING | | MAXIMUM OPERATING PRESSURE | 500.0 POUNDS PER SQUARE INCH 1ST RESPONSE | | 3850.0 POUNDS PER SQUARE INCH 2ND RESPONSE | | MAXIMUM OPERATING TEMP | -765.0 DEG FAHRENHEIT 1ST RESPONSE | | 600.0 DEG FAHRENHEIT 2ND RESPONSE | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | THREAD CLASS | 3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
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