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National Stock Number:
4820-01-313-4131
Federal Supply Class:
4820
National Item Identification Number:
013134131
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:
| 424175-018 | 95802 | AIR SYSTEMS COMPONENTS INC | | 438470 | 95802 | AIR SYSTEMS COMPONENTS INC |
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Techincal Specification:
| STYLE DESIGNATOR | ANGLE FLANGED ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 12.875 INCHES | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 6.000 INCHES | | VALVE SIZE | 4.000 INCHES | | FLOW CONTROL DEVICE | DISK | | CONNECTION TYPE | FLANGE ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | NOMINAL OUTSIDE DIAMETER | 9.000 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.094 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 8 ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES ALL ENDS | | BOLT CIRCLE NOMINAL DIAMETER | 7.500 INCHES ALL ENDS | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | BONNET TYPE | INSIDE SPRING | | BONNET ATTACHMENT METHOD | BOLTED | | DISK LOADING METHOD | SPRING | | ADJUSTABLE PRESSURE RANGE | 1.0 TO 5.0 POUNDS PER SQUARE INCH |
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