4820-01-264-8387 VALVE,SAFETY RELIEF Index 4810-01-264-8389 VALVE,SOLENOID

National Stock Number:
4820-01-264-8388

Federal Supply Class:
4820

National Item Identification Number:
012648388

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:
911G5441NB39DOVER RESOURCES INC DIV NORRISEAL
911G54491363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
R2030-64BB-1FM1NB39DOVER RESOURCES INC DIV NORRISEAL
R2030-64BB-1SM91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
MATERIALCOPPER ALLOY 922 BODY
NICKEL ALLOY FLOW CONTROL DEVICE
RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM PACKING
RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM 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 SEAT
STYLE DESIGNATORSTRAIGHT THRU
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP-30.0 DEG FAHRENHEIT 1ST RESPONSE
250.0 DEG FAHRENHEIT 2ND RESPONSE
VALVE OPERATION METHODMANUAL
MOUNTING FACILITYWAFER
MINIMUM OPERATING TEMP-30.0 DEG FAHRENHEIT
SPECIAL FEATURESSIZE 4.0 IN.


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