4820-01-220-8828 VALVE,SAFETY RELIEF Index 5915-01-220-8830 FILTER,RADIO FREQUENCY INTERFERE

National Stock Number:
4820-01-220-8829

Federal Supply Class:
4820

National Item Identification Number:
012208829

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:
10219741NB39DOVER RESOURCES INC DIV NORRISEAL
59201F2931NB39DOVER RESOURCES INC DIV NORRISEAL
R2030-64AA-1FM 41PS1NB39DOVER RESOURCES INC DIV NORRISEAL
R2030-64AA-1FM 4IPS91363NORRISEAL 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 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 SEAT
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MINIMUM OPERATING TEMP-30.0 FAHRENHEIT
MOUNTING FACILITYWAFER
SPECIAL FEATURESMARINE TRIM THROTTING HANDLE
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODMANUAL
VALVE SIZE4.000 INCHES


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