4820-01-049-0089 VALVE,GATE Index 5307-01-049-0095 STUD,BALL

National Stock Number:
4820-01-049-0090

Federal Supply Class:
4820

National Item Identification Number:
010490090

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:
3335257574VELAN VALVE CORP.
W08-3035B-02TS57574VELAN VALVE CORP.


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER6.500 INCHES SECOND END
BOLT HOLE NOMINAL DIAMETER1.125 INCHES SECOND END
BOLT HOLE QUANTITY8 SECOND END
CONNECTION STYLESOCKET (PIPE) FIRST END
CONNECTION TYPEFLANGE SECOND END
CONNECTION TYPEUNTHREADED INTERNAL PIPE FIRST END
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.500 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT SECOND END
FLANGE SHAPEROUND WITH HOLES SECOND END
FLOW CONTROL DEVICEPISTON
OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A105,GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A105,GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALSTEEL BODY
MATERIALSTEEL COMP 416 FLOW CONTROL DEVICE
MATERIALSTEEL SEAT
MAXIMUM OPERATING TEMP775.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL
NOMINAL OUTSIDE DIAMETER8.500 INCHES SECOND END
NOMINAL PIPE SIZE ACCOMMODATED2.000 INCHES FIRST END
NOMINAL THICKNESS1.500 INCHES SECOND END
RAISED FACE NOMINAL DIAMETER3.625 INCHES SECOND END
RAISED FACE NOMINAL HEIGHT0.250 INCHES SECOND END
SECOND CONNECTION FACE TO CENTERLINE DISTANCE7.250 INCHES
SPECIAL FEATURESPISTON FACE AND VALVE SEAT SURFACE STELLITED
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE2.000 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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