National Item Identification Number
01-431-7399
014317399
4820-01-431-7399
4820-01-431-7399
National Stock Number
Item Name
VALVE,PRESSURE EQUALIZING,GASEOUS PRODUCTS
Federal Supply Class
4820
Description
A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude VALVE, VACUUM BREAKING.
Commercial and Government Entity Code (Supplier Data)
58818
CONTROL DEVICES INC
711 HANLEY INDUSTRIAL CT
20021
SAINT LOUIS
MO
63144
314-781-6022
58818
CONTROL DEVICES INC
711 HANLEY INDUSTRIAL CT
20021
SAINT LOUIS
MO
63144
314-781-6022
Reference Numbers (Part Numbers)
LGM-20F
LGM20AM-F
Required Categories
BODY MATERIAL
FLOW CONTROL DEVICE
END CONNECTION QUANTITY
FIRST END CONNECTIO
Required Description
COPPER ALLOY
DISK, CIRCULAR
3
THREADED INTERNAL PIPE
G11 PLAIN
0.500 INCHES