4820-01-212-9968 VALVE,BUTTERFLY Index 4820-01-212-9970 VALVE,BUTTERFLY

National Stock Number:
4820-01-212-9969

Federal Supply Class:
4820

National Item Identification Number:
012129969

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-1FM91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
59201F4091NB39DOVER RESOURCES INC DIV NORRISEAL
911-50891363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
911E5081NB39DOVER RESOURCES INC DIV NORRISEAL
911E50891363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B164 CLASS A ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 922 BODY
MATERIALNICKEL ALLOY 400 STEM
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP180.0 FAHRENHEIT SINGLE RESPONSE
MOUNTING FACILITYWAFER
SPECIAL FEATURESVALVE SIZE 3IN.
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODMANUAL


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