4820-01-312-0282 VALVE,BUTTERFLY Index 4820-01-312-0284 VALVE,DIAPHRAGM,STOP

National Stock Number:
4820-01-312-0283

Federal Supply Class:
4820

National Item Identification Number:
013120283

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:
R285A-147AA-2MM91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
R285A-147AA-2MM/920K181 8IN91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
R285A-147AA-2RM1NB39DOVER RESOURCES INC DIV NORRISEAL


Techincal Specification:
MATERIALIRON CAST UNS F32800 BODY
COPPER ALLOY 958 FLOW CONTROL DEVICE
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
STEEL CORROSION RESISTING STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A395 ALLOY 60-40-18 ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM B148 ALLOY 958 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
STYLE DESIGNATORSTRAIGHT THRU
MEDIA FOR WHICH DESIGNEDWATER, SALT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE285.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHODMANUAL
BUTTERFLY VALVE SIZE8.000 INCHES


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