4820-01-124-8237 VALVE,SAFETY RELIEF Index 5307-01-124-8241 STANDOFF,THREADED,SPACING

National Stock Number:
4820-01-124-8238

Federal Supply Class:
4820

National Item Identification Number:
011248238

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:
3945F04537ATWOOD & MORRILL CO. INC. DBA WEIR VALVES AND CONTROLS USA


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
NICKEL ALLOY FLOW CONTROL DEVICE
STEEL CORROSION RESISTING STEM
FIRST CONNECTION FACE TO CENTERLINE DISTANCE7.187 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE7.187 INCHES
VALVE SIZE3.500 INCHES
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE50.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP425.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE13500.0 POUNDS PER HOUR
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER7.187 INCHES ALL ENDS
NOMINAL THICKNESS0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER6.062 INCHES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
OPENING PRESSURE SETTING30.0 POUNDS PER SQUARE INCH


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