4820-01-277-9068 VALVE,SAFETY RELIEF Index 4820-01-277-9070 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-277-9069

Federal Supply Class:
4820

National Item Identification Number:
012779069

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:
DL-40C/B-1 58T104PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
DL-40C/B-1 85T104PSI75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
DL-40C/B-1 85T104PSI 1IN01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
DL-40C/B-1 85T104PSI 1IN75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+85.0 TO 104.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER3.125 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.500 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.438 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
NOMINAL OUTSIDE DIAMETER4.250 INCHES ALL ENDS
NOMINAL THICKNESS0.375 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER2.688 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.438 INCHES
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE1.000 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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