National Item Identification Number
00-300-4990
003004990
4820-00-300-4990
4820-00-300-4990
National Stock Number
Item Name
VALVE,CHECK
Federal Supply Class
4820
Description
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
623U
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED
MAXIM
Required Description
STEEL CORROSION RESISTING OVERALL
A2 STRAIGHT THRU
DISK
STEAM SINGLE RESPONSE