4820-01-297-5055 VALVE,SAFETY RELIEF Index 4810-01-297-5057 VALVE,SOLENOID

National Stock Number:
4820-01-297-5056

Federal Supply Class:
4820

National Item Identification Number:
012975056

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:
920F1511NB39DOVER RESOURCES INC DIV NORRISEAL
920F15191363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
R3030-64AA-1FM1NB39DOVER RESOURCES INC DIV NORRISEAL
R3030-64AA91363NORRISEAL 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 SIZE3.500 INCHES
MOUNTING FACILITYLUG
FEATURES PROVIDEDMANUAL OVERRIDE
SPECIAL FEATURESWITH AUTOMAX A100SR ACTUATOR


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