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National Stock Number:
4820-01-233-8959
Federal Supply Class:
4820
National Item Identification Number:
012338959
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:
| 1543-1-F | 16497 | DRESSER, INC. | | 1543F-1IN5T250PSI | 16497 | DRESSER, INC. |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +5.0 TO 250.0 POUNDS PER SQUARE INCH | | CONNECTION TYPE | THREADED EXTERNAL PIPE 2ND END | | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END | | CONNECTION STYLE | PLAIN (PIPE) 2ND END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) 1ST END | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY OVERALL | | MAXIMUM OPERATING TEMP | 406.0 FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | GAS, INERT 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM 3RD RESPONSE | | NOMINAL THREAD SIZE | 1.000 INCHES 2ND END | | NOMINAL THREAD SIZE | 1.250 INCHES 1ST END | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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