4820-01-317-8231 VALVE,SAFETY RELIEF Index 4810-01-317-8233 VALVE,SOLENOID

National Stock Number:
4820-01-317-8232

Federal Supply Class:
4820

National Item Identification Number:
013178232

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:
920J1671NB39DOVER RESOURCES INC DIV NORRISEAL
920J16791363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
R3011-22AA-1AM 6IN1NB39DOVER RESOURCES INC DIV NORRISEAL
R3011-22AA-1AM 6IN91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
MATERIALIRON BODY
STEEL COMP 316 FLOW CONTROL DEVICE
RUBBER SEAT
STEEL COMP 316 STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A395 ALLOY 60-40-15 ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM A296 GRADE CF8M ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
AISI 316 ASSN STD SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATORSTRAIGHT THRU
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP180.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODMANUAL
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER12.000 INCHES ALL ENDS
NOMINAL THICKNESS2.130 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER9.500 INCHES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
MOUNTING FACILITYLUG
FURNISHED ITEMS AND QUANTITY1 HANDLE


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