4820-01-177-4674 VALVE,SAFETY RELIEF Index 4810-01-177-4676 VALVE,BALL

National Stock Number:
4820-01-177-4675

Federal Supply Class:
4820

National Item Identification Number:
011774675

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:
11326801NB39DOVER RESOURCES INC DIV NORRISEAL
911H4191NB39DOVER RESOURCES INC DIV NORRISEAL
R2030-42AA-2KM1NB39DOVER RESOURCES INC DIV NORRISEAL
R2030-42AA-2KM91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
911H41991363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 316 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B148 ALLOY 9C ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY 922 BODY
MATERIALCOPPER ALLOY 954 FLOW CONTROL DEVICE
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
MATERIALSTEEL COMP 316 STEM
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MINIMUM OPERATING TEMP-30.0 FAHRENHEIT
SPECIAL FEATURESBUNA-N O-RINGS
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODMANUAL


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