Hex Nut: Std Hex, M5x0.80 Thread, 8 mm Hex Wd, 4 mm Hex Ht, Stainless Steel, 18-8, Plain, Std, 50 PK

Standard hex nuts screw onto male-threaded parts in non-locking applications. They are the most common type of nut and are used in the general assembly of components.