National Item Identification Number
01-439-3888
014393888
4820-01-439-3888
4820-01-439-3888
National Stock Number
Item Name
VALVE,BUTTERFLY
Federal Supply Class
4820
Description
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.
Commercial and Government Entity Code (Supplier Data)
1NB39
DOVER RESOURCES INC
DIV NORRISEAL
11122 W LITTLE YORK
HOUSTON
TX
77041
713-849-1274
91363
NORRISEAL
NORRIS VALUES DIV
11122 W LITTLE YORK RD
40525
HOUSTON
TX
77240
713-466-3552
Reference Numbers (Part Numbers)
3" M2030-423A-1A
3" M2030-423A-1A
Required Categories
MATERIAL
STYLE DESIGNATOR
MAXIMUM OPERATING PRESSURE
VALVE OPERATION METHOD;
Required Description
COPPER ALLOY 922 BODY
COPPER ALLOY 955 FLOW CONTROL DEVICE
COPPER ALLOY 953 SE