4820-01-261-1680 VALVE,SAFETY RELIEF Index 4810-01-261-1682 VALVE,SOLENOID

National Stock Number:
4820-01-261-1681

Federal Supply Class:
4820

National Item Identification Number:
012611681

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:
D4967134889HUNT VALVE COMPANY INC
D49671 PART R10AE5F511-CM111859HUNT VALVE COMPANY, INC.
D49671 PART R10AE5F511-CM134889HUNT VALVE COMPANY INC
R10AE5F511-CM134889HUNT VALVE COMPANY INC


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
NICKEL ALLOY FLOW CONTROL DEVICE
STEEL COMP 303 STEM
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.672 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.672 INCHES
VALVE SIZE0.750 INCHES
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE1440.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP400.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER4.250 INCHES 1ST END
3.875 INCHES 2ND END
NOMINAL THICKNESS0.562 INCHES 1ST END
0.500 INCHES 2ND END
BOLT HOLE QUANTITY4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER3.125 INCHES 1ST END
2.750 INCHES 2ND END
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER2.000 INCHES 1ST END
1.688 INCHES 2ND END
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE48.0 TO 59.0 POUNDS PER SQUARE INCH


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