4820-01-270-4266 VALVE,CHECK Index 4820-01-270-4268 VALVE,CHECK

National Stock Number:
4820-01-270-4267

Federal Supply Class:
4820

National Item Identification Number:
012704267

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:
31F-DI7-5IN61661NEWMANS INC NEW JERSEY DIV
PS-3105D70061661NEWMANS INC NEW JERSEY DIV


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER8.500 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.875 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODWEIGHT
FACE TO FACE DISTANCE13.000 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A395 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIALCOPPER ALLOY 922 FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 922 SEAT
MATERIALIRON CAST UNS F32800 BODY
MAXIMUM OPERATING PRESSURE165.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP450.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER10.000 INCHES ALL ENDS
NOMINAL THICKNESS0.938 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER7.313 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.063 INCHES ALL ENDS
SPECIAL FEATURESSWING CHECK TYPE
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE5.000 INCHES


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