Nut

Nuts

Nuts have internal machine threads, for use with machine thread bolts and screws.

Nuts

Hex nut

Hex nuts

A standard six sided nut.

  • Stainless steel 18-8
  • Stainless steel 18-8 - Left hand (reverse) thread
  • Stainless steel 316
  • Zinc plated steel
  • Zinc plated grade 5 steel
  • Zinc plated grade 8 steel yellow
  • Chrome plated steel
  • Hot dipped galvanized steel
  • Brass
  • Silicon bronze
Hex machine screw nut

Hex machine screw nuts

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

  • Stainless steel 18-8
  • Stainless steel 316
  • Zinc plated steel
  • Brass
  • Silicon bronze
Hex lock nuts nylon insert

Hex lock nuts nylon insert

A hex nut with a nylon ring to resist loosening.

  • Stainless steel 18-8
  • Stainless steel 18-8 waxed finish
  • Stainless steel 316
  • Zinc plated steel
  • Zinc plated grade 8 steel yellow
  • Chrome plated steel
  • Brass
Hex jam nut

Hex jam nuts

A thinner version of a hex nut.

Hex jam nylon lock nut

Hex jam nylon lock nuts

A thinner version of a nylon insert lock nut.

Heavy hex nut

Heavy hex nuts

A heavier pattern version of a standard hex nut.

  • Stainless steel 18-8
  • Stainless steel 316
  • Zinc plated steel
Wing nut

Wing nuts

A nut that is installed by hand.

  • Stainless steel 18-8
  • Zinc plated steel
  • Brass
Cap nut

Cap nuts

A nut with a finished top that covers the end of the bolt. Bolts must be in the proper length.

  • Stainless steel 18-8
  • Chrome plated steel
  • Nickel plated steel
  • Brass
Acorn nut

Acorn nuts

A high crown type of cap nut used for appearance. Bolts must be in the proper length.

  • Chrome plated steel
Square nut

Square nuts

A four sided nut.

K-Lock nut

K-Lock nuts

A nut with an attached free-spinning external tooth lock washer.

Prevailing torque lock nut

Prevailing torque lock nuts

An all metal lock nut that is non-reverseable and often used in high temperature applications.

Top lock nut

Top lock nuts

A style of prevailing torque lock nut. Also called tri-loc.

Two-way reversible lock nut

Two-way reversible lock nuts

A lock nut that can be installed either side up. Often used in high temperature applications.

Pin-Lock nut

Pin-Lock nuts

These genuine Anco pn-loc nuts do not require high installation torque and can be installed and removed without thread damage.

T-Nut

T-Nuts

A type of nut used to create internal machine threads in wood or similar materials.

Coupling nut

Coupling nuts

A long nut used to connect pieces of threaded rod or other male threaded fasteners.

Slotted nut

Slotted nuts

A nut used in conjunction with a cotter pin.

Castle nut

Castle nuts

A nut used in conjunction with a cotter pin.

  • Stainless steel 18-8
  • Zinc plated steel
  • Brass
Flange nuts

Flange nuts

A nut with a built in washer. Meets IFI-145 (2002) / ASME B18.2.2 (2011).

  • Zinc plated grade 5 steel
  • Grade 8 steel plain finish
Flange nuts serrated

Flange nuts serrated

A nut with a built in washer which is serrated to resist loosening. Meets IFI-145 (2002) / ASME B18.2.2 (2011).

  • Stainless steel 18-8
  • Zinc plated steel
  • Zinc plated grade 5 steel
  • Zinc plated grade 8 steel yellow
  • Grade 8 steel plain finish
Flange nuts oversize serrated

Flange nuts oversize serrated

A nut with a built in oversize washer which is serrated to resist loosening. Meets IFI-145 (2002) / ASME B18.2.2 (2011).

  • Zinc plated steel
Flange nuts nylon insert

Flange nuts, nylon insert

A nut with a built in washer and a nylon insert to prevent loosening. Meets IFI-100/107 (2002)

Flange nuts, prevailing torque

Flange nuts, prevailing torque

An all metal lock nut with a built in washer often used in high temperature applications. Meets IFI-100/107 (2002)

See also

Metric nut

Metric nuts

Nuts have internal machine threads, for use with machine thread bolts and screws.