4820-01-290-9060 VALVE,SAFETY RELIEF Index 4820-01-290-9062 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-290-9061

Federal Supply Class:
4820

National Item Identification Number:
012909061

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.


Manufacturer Information:
D-30C NMP1531OPT15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
D-30C NMP1531OPTB 348T40001343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
D-30C NMP1531OPTB 348T40075954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
STEEL COMP 440A AND
STEEL COMP 630 FLOW CONTROL DEVICE
STEEL COMP 416 STEM
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.312 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.374 INCHES
VALVE SIZE0.500 INCHES
FLOW CONTROL DEVICEBALL OR
DISK
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER4.250 INCHES 1ST END
3.750 INCHES 2ND END
NOMINAL THICKNESS0.438 INCHES 1ST END
0.562 INCHES 2ND END
BOLT HOLE QUANTITY4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.500 INCHES 1ST END
0.625 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER3.125 INCHES 1ST END
2.625 INCHES 2ND END
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER2.000 INCHES 1ST END
1.375 INCHES 2ND END
ADJUSTABLE PRESSURE RANGE348.0 TO 400.0 POUNDS PER SQUARE INCH


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