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National Stock Number:
4820-01-256-0662
Federal Supply Class:
4820
National Item Identification Number:
012560662
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:
| 2973AFBAC | 7PZX0 | FAIRBANKS MORSE, LLC | | 2973AFBAC | 82796 | COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE |
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Techincal Specification:
| BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES ALL ENDS | | BOLT CIRCLE NOMINAL DIAMETER | 5.500 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 8 ALL ENDS | | CONNECTION TYPE | FLANGE ALL ENDS | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 5.250 INCHES | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | PLUG | | MATERIAL | STEEL BODY | | NOMINAL OUTSIDE DIAMETER | 6.625 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.188 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 20.0 POUNDS PER SQUARE INCH | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 5.250 INCHES | | STYLE DESIGNATOR | ANGLE FLANGED ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE SIZE | 3.000 INCHES |
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