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National Stock Number:
4820-01-286-6620
Federal Supply Class:
4820
National Item Identification Number:
012866620
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:
| 20152 HS91SS DWG | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP | | 20152 HS91SS DWG 20152 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +71.0 TO 88.0 POUNDS PER SQUARE INCH | | BOLT CIRCLE NOMINAL DIAMETER | 3.125 INCHES ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 4 ALL ENDS | | CONNECTION TYPE | FLANGE ALL ENDS | | DISK LOADING METHOD | SPRING | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 3.500 INCHES | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | STEEL BODY | | NOMINAL OUTSIDE DIAMETER | 4.250 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.375 INCHES ALL ENDS | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 3.250 INCHES | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE SIZE | 1.000 INCHES | | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
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