National Item Identification Number
01-391-9001
013919001
4820-01-391-9001
4820-01-391-9001
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)
99643
Reference Numbers (Part Numbers)
42540
Required Categories
END ITEM IDENTIFICATION
Required Description
LOCKHEED L1011 AIRCRAFT