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National Stock Number:
4820-00-446-3660
Federal Supply Class:
4820
National Item Identification Number:
004463660
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:
| 1506 | 16497 | DRESSER, INC. | | 1541D | 16497 | DRESSER, INC. | | 1541D-3-21-BR | 16497 | DRESSER, INC. | | 214683 | 16497 | DRESSER, INC. | | 1541D321 | 1TG13 | CHALMERS & KUBECK, INC. | | 1541D321 | 80800 | BAKER HUGHES INC | | 3/4-1541D-3 | 16497 | DRESSER, INC. | | 3/4-1541D-3-21 | 16497 | DRESSER, INC. |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +159.0 TO 175.0 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 | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | DISK | | MATERIAL | STEEL CORROSION RESISTING SEAT | | MAXIMUM OPERATING TEMP | 420.0 FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 350.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES ALL ENDS | | NOMINAL THREAD SIZE | 0.750 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 170.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | W/LIFTING LEVER | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | THREAD QUANTITY PER INCH | 14 ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC OR MANUAL |
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