4820-01-309-4069 VALVE,BUTTERFLY Index 5930-01-309-4071 SWITCH,ROTARY

National Stock Number:
4820-01-309-4070

Federal Supply Class:
4820

National Item Identification Number:
013094070

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:
56300G01391363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
R3011-42AA-1A1NB39DOVER RESOURCES INC DIV NORRISEAL
VA 4IN R3011-42AA TAP1NB39DOVER RESOURCES INC DIV NORRISEAL
VA 4IN R3011-42AA TAP91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER1.810 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.250 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
FACE TO FACE DISTANCE4.260 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 316 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A395 ALLOY 60-40-18 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B148 ALLOY 9C ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 954 FLOW CONTROL DEVICE
MATERIALIRON CAST UNS F32800 BODY
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
MATERIALSTEEL COMP 316 STEM
MOUNTING FACILITYWAFER
NOMINAL OUTSIDE DIAMETER4.190 INCHES ALL ENDS
NOMINAL THICKNESS2.000 INCHES ALL ENDS
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
VALVE OPERATION METHODMANUAL
VALVE SIZE4.000 INCHES
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS


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