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:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC OR
MANUAL
MATERIALCOPPER ALLOY BODY
NICKEL ALLOY FLOW CONTROL DEVICE
NICKEL ALLOY SEAT
STEEL CORROSION RESISTING STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE STEM
FIRST CONNECTION FACE TO CENTERLINE DISTANCE5.062 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.062 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 TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER9.000 INCHES 1ST END
7.500 INCHES 2ND END
NOMINAL THICKNESS0.688 INCHES 1ST END
0.625 INCHES 2ND END
BOLT HOLE QUANTITY8 1ST END
4 2ND END
BOLT HOLE NOMINAL DIAMETER0.750 INCHES 1ST END
0.750 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER7.500 INCHES 1ST END
6.000 INCHES 2ND END
FLANGE FACE DESIGNPLAIN ALL ENDS
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODBOLTED
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE15.0 TO 18.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY1 LEVER


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