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National Stock Number:
4820-01-145-6205
Federal Supply Class:
4820
National Item Identification Number:
011456205
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:
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 3.875 INCHES FIRST END | | BOLT CIRCLE NOMINAL DIAMETER | 3.875 INCHES SECOND END | | BOLT HOLE NOMINAL DIAMETER | 0.500 INCHES SECOND END | | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES FIRST END | | BOLT HOLE QUANTITY | 4 FIRST END | | BOLT HOLE QUANTITY | 4 SECOND END | | CONNECTION TYPE | FLANGE SECOND END | | CONNECTION TYPE | FLANGE FIRST END | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.188 INCHES | | FLANGE FACE DESIGN | PLAIN SECOND END | | FLANGE FACE DESIGN | PLAIN FIRST END | | FLANGE SHAPE | ROUND WITH HOLES FIRST END | | FLANGE SHAPE | ROUND WITH HOLES SECOND END | | FLOW CONTROL DEVICE | DISK | | MATERIAL | STEEL OVERALL | | MOUNTING FACILITY | BRACKET(S) | | NOMINAL OUTSIDE DIAMETER | 5.000 INCHES SECOND END | | NOMINAL OUTSIDE DIAMETER | 5.250 INCHES FIRST END | | NOMINAL THICKNESS | 0.500 INCHES FIRST END | | NOMINAL THICKNESS | 0.562 INCHES SECOND END | | OPENING PRESSURE SETTING | 150.0 POUNDS PER SQUARE INCH | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.406 INCHES | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE SIZE | 1.500 INCHES | | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
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