4820-01-339-3455 VALVE,SAFETY RELIEF Index 4820-01-339-3457 VALVE,BALL

National Stock Number:
4820-01-339-3456

Federal Supply Class:
4820

National Item Identification Number:
013393456

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:
5M3011-423A-1JS91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
5M3011-423Z-1JS1NB39DOVER RESOURCES INC DIV NORRISEAL
M3011-423A-1JS 5IN1NB39DOVER RESOURCES INC DIV NORRISEAL
M3011-423A-1JS 5IN91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 316 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A395, 60-40-18 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B148, ALLOY 9B ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B148, ALLOY 9C ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 954 FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 953 SEAT
MATERIALIRON CAST UNS F32800 BODY
MATERIALSTEEL COMP 316 STEM
MAXIMUM OPERATING TEMP350.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MINIMUM OPERATING TEMP-40.0 FAHRENHEIT
MOUNTING FACILITYLUG
SPECIAL FEATURESINCL OPERATOR
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODMANUAL


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