4820-01-249-6822 VALVE,SAFETY RELIEF Index 4820-01-249-6824 VALVE,BALL

National Stock Number:
4820-01-249-6823

Federal Supply Class:
4820

National Item Identification Number:
012496823

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:
3IN-R2030-64AA-1AM1NB39DOVER RESOURCES INC DIV NORRISEAL
3IN-R2030-64AA-1AM91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
59201A4811NB39DOVER RESOURCES INC DIV NORRISEAL
911E5661NB39DOVER RESOURCES INC DIV NORRISEAL
911E56691363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
MATERIALCOPPER ALLOY 922 BODY
NICKEL ALLOY FLOW CONTROL DEVICE
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
NICKEL ALLOY 400 STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
QQ-N-288 COMP A OR E FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
ASTM B164 CLASS A ASSN STD SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATORSTRAIGHT THRU
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODMANUAL
BUTTERFLY VALVE SIZE3.000 INCHES
MOUNTING FACILITYWAFER
SPECIAL FEATURESSTANDARD ALUMINUM ON-OFF HANDLE WITH 1JS TOPWORKS


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