4820-01-283-7154 VALVE,SAFETY RELIEF Index 4820-01-283-7156 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-283-7155

Federal Supply Class:
4820

National Item Identification Number:
012837155

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:
D50937 ASSEMBLY R10AE9E920-CS111859HUNT VALVE COMPANY, INC.
D50937 ASSEMBLY R10AE9E920-CS134889HUNT VALVE COMPANY INC
R10AE9E920-CS1 AND D5093711859HUNT VALVE COMPANY, INC.
R10AE9E920-CS1 AND D5093734889HUNT VALVE COMPANY INC


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+272.0 TO 300.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER3.250 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SCREW
CONNECTION TYPEFLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.688 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALSTEEL BODY
MATERIALSTEEL COMP 303 STEM
MATERIALSTEEL COMP 304 FLOW CONTROL DEVICE
MATERIALSTEEL COMP 304 SEAT
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER4.625 INCHES ALL ENDS
NOMINAL THICKNESS0.625 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER1.688 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.250 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.688 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE0.750 INCHES


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