National Item Identification Number
01-439-7581
014397581
4820-01-439-7581
4820-01-439-7581
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)
99240
Reference Numbers (Part Numbers)
2S4808
Required Categories
Required Description