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National Stock Number:
4820-01-379-2083
Federal Supply Class:
4820
National Item Identification Number:
013792083
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:
| 0018-1258-D00 | 80871 | GEA WESTFALIA SEPARATOR INC. DIV GEA WESTFALIA SEPARATOR INC. | | 1905FC-1-1/2 | 16497 | DRESSER, INC. |
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Techincal Specification:
| STYLE DESIGNATOR | ANGLE FLANGED ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | STEEL BODY | | STEEL COMP 316 FLOW CONTROL DEVICE | | STEEL SEAT | | STEEL STEM | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.750 INCHES | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.875 INCHES | | VALVE SIZE | 1.500 INCHES | | FLOW CONTROL DEVICE | DISK | | CONNECTION TYPE | FLANGE ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | NOMINAL OUTSIDE DIAMETER | 2.000 INCHES 1ST END | | 2.000 INCHES 2ND END | | NOMINAL THICKNESS | 0.625 INCHES 1ST END | | 0.562 INCHES 2ND END | | BOLT HOLE QUANTITY | 4 ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES 1ST END | | 0.625 INCHES 2ND END | | BOLT CIRCLE NOMINAL DIAMETER | 4.750 INCHES 1ST END | | 3.875 INCHES 2ND END | | FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS | | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES ALL ENDS | | RAISED FACE NOMINAL DIAMETER | 3.625 INCHES 1ST END | | 2.875 INCHES 2ND END | | BONNET TYPE | OUTSIDE SCREW-YOKE | | BONNET ATTACHMENT METHOD | BOLTED | | DISK LOADING METHOD | SPRING | | OPENING PRESSURE SETTING | 45.0 POUNDS PER SQUARE INCH |
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