National Item Identification Number
01-493-4531
014934531
4820-01-493-4531
4820-01-493-4531
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
53711
Reference Numbers (Part Numbers)
6397434
803-6397434-123111
Required Categories
MATERIAL
CONNECTION TYPE
CONNECTION STYLE
NOMINAL PIPE SIZE ACCOMMODATED
END
Required Description
NICKEL ALLOY BODY
BUTT WELD PIPE ALL ENDS
B20B SOCKET ALL ENDS
0.500 INCHES A