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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:
| STYLE DESIGNATOR | ANGLE FLANGED ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | STEEL OVERALL | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.188 INCHES | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.406 INCHES | | VALVE SIZE | 1.500 INCHES | | FLOW CONTROL DEVICE | DISK | | CONNECTION TYPE | FLANGE 1ST END | | FLANGE 2ND END | | FLANGE SHAPE | ROUND WITH HOLES 1ST END | | ROUND WITH HOLES 2ND END | | NOMINAL OUTSIDE DIAMETER | 5.250 INCHES 1ST END | | 5.000 INCHES 2ND END | | NOMINAL THICKNESS | 0.500 INCHES 1ST END | | 0.562 INCHES 2ND END | | BOLT HOLE QUANTITY | 4 1ST END | | 4 2ND END | | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES 1ST END | | 0.500 INCHES 2ND END | | BOLT CIRCLE NOMINAL DIAMETER | 3.875 INCHES 1ST END | | 3.875 INCHES 2ND END | | FLANGE FACE DESIGN | PLAIN 1ST END | | PLAIN 2ND END | | OPENING PRESSURE SETTING | 150.0 POUNDS PER SQUARE INCH | | MOUNTING FACILITY | BRACKET | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 16497 | | DESIGN CONTROL REFERENCE | 1811GA |
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