4820-01-240-8385 VALVE,CHECK Index 4810-01-240-8387 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-240-8386

Federal Supply Class:
4820

National Item Identification Number:
012408386

Description:
VALVE,CHECK

Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.


Manufacturer Information:
3335157574VELAN VALVE CORP.
A07-2035B-02TS57574VELAN VALVE CORP.


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER4.500 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.875 INCHES FIRST END
BOLT HOLE QUANTITY4 FIRST END
CONNECTION STYLESOCKET (TUBE) SECOND END
CONNECTION TYPEFLANGE FIRST END
CONNECTION TYPEUNTHREADED INTERNAL TUBE SECOND END
DISK LOADING METHODSPRING
FLANGE FACE DESIGNRAISED STRAIGHT FIRST END
FLANGE SHAPEROUND WITH HOLES FIRST END
FLOW CONTROL DEVICEPISTON
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A105-59T,GR 2 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIALSTEEL CORROSION RESISTING STEM
MATERIALSTEEL FLOW CONTROL DEVICE
MATERIALSTEEL SEAT
MATERIALSTEEL UNS J03002 BODY
MAXIMUM OPERATING TEMP775.0 FAHRENHEIT SINGLE RESPONSE
MOUNTING POSITIONVERTICAL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.500 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER6.125 INCHES FIRST END
NOMINAL THICKNESS0.875 INCHES FIRST END
OPERATING PRESSURE600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
RAISED FACE NOMINAL DIAMETER2.875 INCHES FIRST END
RAISED FACE NOMINAL HEIGHT0.250 INCHES FIRST END
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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