Nut

Hex nuts, Chrome plated steel

Nut size (A.K.A. diameter) is the size bolt that the nut is used with. The same is true of the thread count. Thus a 1/4"-20 nut fits a 1/4"-20 bolt.

Hex nut diameter

Resources

Diameter and Thread count

See also

Hex machine screw nut

Hex machine screw nuts, Chrome plated steel

A hex nut in smaller sizes for machine screw diameters under 1/4.

Nut

Metric hex nuts

A standard six sided nut.

Hex lock nuts nylon insert

Hex lock nuts nylon insert, Chrome plated steel

A hex nut with a nylon ring to resist loosening.