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National Stock Number:
4820-01-216-4045
Federal Supply Class:
4820
National Item Identification Number:
012164045
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:
| 1905-30LC 110T 121PSI | 16497 | DRESSER, INC. |
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Techincal Specification:
| STYLE DESIGNATOR | ANGLE FLANGED ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | STEEL BODY | | FLOW CONTROL DEVICE | DISK | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 450.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | FLANGE ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | NOMINAL OUTSIDE DIAMETER | 9.000 INCHES 1ST END | | 7.500 INCHES 2ND END | | NOMINAL THICKNESS | 0.938 INCHES 1ST END | | 0.750 INCHES 2ND END | | BOLT HOLE QUANTITY | 8 1ST END | | 4 2ND END | | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES ALL ENDS | | BOLT CIRCLE NOMINAL DIAMETER | 7.500 INCHES 1ST END | | 6.000 INCHES 2ND END | | FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS | | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES ALL ENDS | | RAISED FACE NOMINAL DIAMETER | 6.188 INCHES 1ST END | | 5.000 INCHES 2ND END | | DISK LOADING METHOD | SPRING | | ADJUSTABLE PRESSURE RANGE | 110.0 TO 121.0 POUNDS PER SQUARE INCH |
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