National Item Identification Number
01-016-6338
010166338
4820-01-016-6338
4820-01-016-6338
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
Reference Numbers (Part Numbers)
820-4445808-19
Required Categories
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
CRITICALITY CODE JUSTIFICATION
Required Description
SELECTED AND TESTED FOR NUCLEAR PROPULSION PLANT SYSTEMS
ZZZY
53711
820-44458