4730-01-417-4954 RESTRICTOR,FLUID FLOW Index 4820-01-417-4956 VALVE,BUTTERFLY

National Stock Number:
4820-01-417-4955

Federal Supply Class:
4820

National Item Identification Number:
014174955

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:
5" R2030-44AA-191363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
5" R2030-44AA-191363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
5IN R2030-44AA-1A1NB39DOVER RESOURCES INC DIV NORRISEAL
5IN R2030-44AA-1A91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
5' R2030-44AA-191363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
MATERIALCOPPER ALLOY 922 BODY
COPPER ALLOY 954 FLOW CONTROL DEVICE
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
NICKEL ALLOY 400 STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM B148, ALLOY 9C ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
ASTM B164, CLASS A ASSN STD SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATORSTRAIGHT THRU
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODMANUAL
BUTTERFLY VALVE SIZE5.000 INCHES
MOUNTING FACILITYWAFER
SPECIAL FEATURESON-OFF HANDLE, 1J TOPWORKS


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