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National Stock Number:
4820-01-188-1781
Federal Supply Class:
4820
National Item Identification Number:
011881781
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:
| R10AF2F203 | 11859 | HUNT VALVE COMPANY, INC. | | R10AF2F203 | 34889 | HUNT VALVE COMPANY INC |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +10.0 TO 12.0 POUNDS PER SQUARE INCH | | BOLT CIRCLE NOMINAL DIAMETER | 3.125 INCHES ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 4 ALL ENDS | | BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | INSIDE SCREW | | CONNECTION TYPE | FLANGE ALL ENDS | | DISK LOADING METHOD | SPRING | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.250 INCHES | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | DISK | | OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 250.0 FAHRENHEIT SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER | 4.250 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.438 INCHES ALL ENDS | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.250 INCHES | | VALVE OPERATION METHOD | AUTOMATIC OR MANUAL | | VALVE SIZE | 1.000 INCHES | | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
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