National Item Identification Number
00-131-1671
001311671
4820-00-131-1671
4820-00-131-1671
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)
91816
18876
Reference Numbers (Part Numbers)
P4-309
10687324
Required Categories
BODY STYLE
BODY MATERIAL
FLOW CONTROL DEVICE
END CONNECTION QUANTITY
FIRST E
Required Description
B1 SINGLE CONNECTION, STRAIGHT FLOW
PLASTIC
ANY ACCEPTABLE
1
THREADED EXTERN