4820-01-142-3187 VALVE,SAFETY RELIEF Index 5305-01-142-3189 SCREW,MACHINE

National Stock Number:
4820-01-142-3188

Federal Supply Class:
4820

National Item Identification Number:
011423188

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:
2013801343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20138S51SS01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
2038501E021001343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20385A01E021001343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20385A01E021015187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
2038501E021015187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+181.0 TO 210.0 POUNDS PER SQUARE INCH
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER2.375 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BONNET TYPEEXPOSED SPRING
BONNET ATTACHMENT METHODBOLTED
CONNECTION TYPEFLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.250 INCHES
FLANGE FACE DESIGNRAISED WITH CURVE AND COUNTERBORE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216,GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIALSTEEL BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP500.0 FAHRENHEIT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER3.500 INCHES ALL ENDS
NOMINAL THICKNESS0.438 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER1.375 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 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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