4820-01-212-9976 VALVE,BUTTERFLY Index 4810-01-212-9978 VALVE,SOLENOID

National Stock Number:
4820-01-212-9977

Federal Supply Class:
4820

National Item Identification Number:
012129977

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:
12IN R2030-64AA-2E1NB39DOVER RESOURCES INC DIV NORRISEAL
12IN R2030-64AA-2E91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
911-51191363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
911M5111NB39DOVER RESOURCES INC DIV NORRISEAL
911M51191363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B164 ALLOY C ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 COMP A OR E 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 PACKING
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 FEATURESWATERPROOF WORM AND GEAR OPERATOR WITH BRONZE CASE.
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODMANUAL
VALVE SIZE12.000 INCHES


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