Nuts (hardware)

type of fastener with a threaded hole

nut designed to be used on sheet metal without needing access to the rear of the plate

fastener, specifically a nut, used to secure a wheel on a vehicle

Slang term for main rotor-retaining nut of some helicopters

nut in a spring steel cage which attaches to square holes in an equipment rack

hard nut that is riveted onto more ductile metal sheets by pressing from both sides

thumb|T-nuts. The left one has been inserted in the wood and a bolt has been screwed in from the other side.

type of locknut

Nut with slots cut into one end

type of fastener nut or bolt that is internally threaded

thumb|Nylon lock nuts ('Nyloc')