National Item Identification Number
01-522-5278
015225278
4820-01-522-5278
4820-01-522-5278
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)
58163
58163
Reference Numbers (Part Numbers)
FIG-7 4-14/1
K600129-9
Required Categories
III END ITEM IDENTIFICATION
III PART NAME ASSIGNED BY CONTROLLING AGENCY
Required Description
COMPRESSOR, BREATHING
VALVE, BACK PRESSURE