4820-01-130-8473 VALVE,SAFETY RELIEF Index 4820-01-130-8475 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-130-8474

Federal Supply Class:
4820

National Item Identification Number:
011308474

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:
2024401343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20244J91SS01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20244J91SS15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
STEEL FLOW CONTROL DEVICE
STEEL SEAT
STEEL COMP 303 STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216,GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM A296,GRADE CF8 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
ASTM A296,GRADE CF8 ASSN STD SINGLE MATERIAL RESPONSE SEAT
ASTM A276,TYPE 303 ASSN STD SINGLE MATERIAL RESPONSE STEM
FIRST CONNECTION FACE TO CENTERLINE DISTANCE6.375 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE6.000 INCHES
VALVE SIZE3.000 INCHES
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP500.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND ALL ENDS
NOMINAL OUTSIDE DIAMETER7.500 INCHES ALL ENDS
NOMINAL THICKNESS0.688 INCHES ALL ENDS
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES 1ST END
RAISED FACE NOMINAL DIAMETER5.000 INCHES ALL ENDS
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODBOLTED
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE66.0 TO 76.0 POUNDS PER SQUARE INCH


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