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National Stock Number:
4820-01-259-5786
Federal Supply Class:
4820
National Item Identification Number:
012595786
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:
| 1811GA-0-3X1-20 | 16497 | DRESSER, INC. | | 314953 SER.N0.8V09253 | 16497 | DRESSER, INC. |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +4.0 TO 309.0 POUNDS PER SQUARE INCH | | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 4 ALL ENDS | | CONNECTION TYPE | FLANGE ALL ENDS | | DISK LOADING METHOD | SPRING | | FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | DISK | | OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | STEEL BODY | | MEDIA FOR WHICH DESIGNED | AIR FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM SECOND RESPONSE | | NOMINAL OUTSIDE DIAMETER | 1.250 INCHES SECOND END | | NOMINAL OUTSIDE DIAMETER | 1.500 INCHES FIRST END | | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE SIZE | 1.250 INCHES | | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
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