4820-01-412-2685 VALVE,GATE Index 4820-01-412-2687 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-412-2686

Federal Supply Class:
4820

National Item Identification Number:
014122686

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:
MH10301343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
MH10315187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
MH10301E002201343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
MH10301E0022VM03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
MH10301E002215187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+19.0 TO 22.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER2.687 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE2.312 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER3.812 INCHES ALL ENDS
NOMINAL THICKNESS0.437 INCHES ALL ENDS
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
SECOND CONNECTION FACE TO CENTERLINE DISTANCE2.313 INCHES
SPECIAL FEATURESNON MAGNETIC SERVICE
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE0.750 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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