4820-01-270-4274 VALVE,SAFETY RELIEF Index 4820-01-270-4276 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-270-4275

Federal Supply Class:
4820

National Item Identification Number:
012704275

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:
D5037034889HUNT VALVE COMPANY INC
D50370 ASSEMBLY R10AL5N515-CS134889HUNT VALVE COMPANY INC
R10AL5N515-CS134889HUNT VALVE COMPANY INC
R10AL5N515-CS434889HUNT VALVE COMPANY INC


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+108.0 TO 132.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER6.000 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER7.500 INCHES 1ST END
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE6.375 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALSTEEL BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MEDIA FOR WHICH DESIGNEDACETYLENE SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER9.000 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER7.500 INCHES 2ND END
NOMINAL THICKNESS0.940 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER5.000 INCHES 2ND END
RAISED FACE NOMINAL DIAMETER6.190 INCHES 1ST END
RAISED FACE NOMINAL HEIGHT0.060 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.750 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE3.000 INCHES


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