A six sided nut. Also referred to as a finished hex nut.
A nut with a nylon insert to prevent backing off. Also referred to as a Nylock.
A hex nut with a reduced height.
A nylock nut with a reduced height.
A nut with 'wings' for and tighteneing.
A nut with a domed top over the end of the fastener.
Acorn nuts are a high crown type of cap nut, used for appearance.
A nut with a built in washer like flange.
A nut designed to be drivin into wood to create a threaded hole.
A four sided nut.
A non-reversible lock nut used for high temperature applications.
A nut with an attached free-spinning external tooth lockwasher.
A lock nut that can be intalled eitheer side up. Often used in high temperature applications.
Coupling nuts are long nuts used to connect pieces of threaded rod or other male threaded fasteners.
Slotted nuts are used in conjunction with a cotter pin on drilled shank fasteners to prevent loosening.
Castle nuts are similar to slotted nuts but with the slots in a rounded section above the main nut.