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 HOLE NOMINAL DIAMETER1.125 INCHES 2ND END
BOLT HOLE QUANTITY8 2ND END
BOLT CIRCLE NOMINAL DIAMETER6.500 INCHES 2ND END
CONNECTION TYPEFLANGE 2ND END
CONNECTION TYPEUNTHREADED INTERNAL PIPE 1ST END
CONNECTION STYLESOCKET (PIPE) 1ST END
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.500 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT 2ND END
FLANGE SHAPEROUND WITH HOLES 2ND END
FLOW CONTROL DEVICEPISTON
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
MAXIMUM OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL
NOMINAL OUTSIDE DIAMETER8.500 INCHES 2ND END
NOMINAL PIPE SIZE ACCOMMODATED2.000 INCHES 1ST END
NOMINAL THICKNESS1.500 INCHES 2ND END
RAISED FACE NOMINAL DIAMETER3.625 INCHES 2ND END
RAISED FACE NOMINAL HEIGHT0.250 INCHES 2ND END
SECOND CONNECTION FACE TO CENTERLINE DISTANCE7.250 INCHES
SPECIAL FEATURESPISTON FACE AND VALVE SEAT SURFACE STELLITED
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE2.000 INCHES


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