4820-01-276-3398 VALVE,CHECK Index 4820-01-276-3400 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-276-3399

Federal Supply Class:
4820

National Item Identification Number:
012763399

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:
DX-30C 156TO186P15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
DX-30C 156TO186PSI NMP-152101343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP-152101343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP-152175954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
DX-30C 156TO186PSI NMP-152175954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+156.0 TO 186.0 POUNDS PER SQUARE INCH
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER2.625 INCHES ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.312 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALSTEEL BODY
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER3.750 INCHES ALL ENDS
NOMINAL THICKNESS0.312 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER1.375 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.250 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE0.500 INCHES


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