Made of 304 stainless steel with a vibration surface finish, this hex slotted nut is of high hardness, not easy to rust, deform, wear-resistant, and anti-corrosion.
With a flat head, it has a good fastening effect. The deep thread makes an even force and sharper screw teeth, and it is not easy to slip during rotation.
The slots are for the insertion of a cotter pin to secure the nut when used with a drilled shank fastener.
Commonly used in industry to secure front wheel bearings or hubs to main shafts on trucks. Suitable for some repair and maintenance in the mechanical industry, shops, garages, household furniture fasteners, etc.