4820-01-259-0347 VALVE,CHECK Index 4820-01-259-0349 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-259-0348

Federal Supply Class:
4820

National Item Identification Number:
012590348

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:
R10AL2N205-BM3 AND D5079811859HUNT VALVE COMPANY, INC.
R10AL2N205-BM3 AND D5079834889HUNT VALVE COMPANY INC


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+15.0 TO 18.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER6.000 INCHES SECOND END
BOLT CIRCLE NOMINAL DIAMETER7.500 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.750 INCHES SECOND END
BOLT HOLE NOMINAL DIAMETER0.750 INCHES FIRST END
BOLT HOLE QUANTITY4 SECOND END
BOLT HOLE QUANTITY8 FIRST END
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEINSIDE SCREW
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FURNISHED ITEMS AND QUANTITY1 LEVER
FIRST CONNECTION FACE TO CENTERLINE DISTANCE5.062 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A276 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER7.500 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER9.000 INCHES FIRST END
NOMINAL THICKNESS0.625 INCHES SECOND END
NOMINAL THICKNESS0.688 INCHES FIRST END
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.062 INCHES
VALVE OPERATION METHODAUTOMATIC OR MANUAL
VALVE SIZE3.000 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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