National Item Identification Number
01-109-1405
011091405
4820-01-109-1405
4820-01-109-1405
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)
53711
95169
Reference Numbers (Part Numbers)
820-2177963-7
820-2177963PG7
Required Categories
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
CRITICALITY CODE JUSTIFICATION
Required Description
SELECTED AND TESTED FOR NUCLEAR PROPULSION PLANT SYSTEMS
ZZZY
95169
820-21779