4820-01-421-3421 DISK,VALVE Index 4810-01-421-3423 PISTON,VALVE

National Stock Number:
4820-01-421-3422

Federal Supply Class:
4820

National Item Identification Number:
014213422

Description:
VALVE,BUTTERFLY

Detail:
A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.


Manufacturer Information:
941-703-120-129-06404613EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
941-703-120-129-16204613EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
D129-12-94104613EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER17.000 INCHES ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
FACE TO FACE DISTANCE3.156 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
MATERIALCOPPER ALLOY 958 BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY STEM
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
MEDIA FOR WHICH DESIGNEDWATER, SALT SINGLE RESPONSE
MOUNTING FACILITYLUG(S)
VALVE OPERATION METHODMANUAL
VALVE SIZE12.000 INCHES
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS


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