Nut Types

In the world of fasteners, we hold it all together.

Hex

A six sided nut. Also referred to as a Finished Hex Nut

Heavy Hex

A heavier pattern version of a standard hex nut.

Nylon Insert Lock

A nut with a nylon insert to prevent backing off. Also referred to as a Nylock.

Jam

A hex nut with a reduced height.

Nylon Insert Jam Lock

A nylock nut with a reduced height.

wings

A nut with ‘wings’ for hand tightening.

Cap

A nut with a domed top over the end of the fastener.

Acorn

Acorn nuts are a high crown type of cap nut, used for appearance.

Flange

A nut with a built in washer like flange

Tee

A nut designed to be driven into wood to create a threaded hole.

Square

A four sided nut.

Prevailing Torque Lock

A non-reversible lock nut used for high temperature applications.

K-Lock or Kep

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

Coupling

Coupling nuts are long nuts used to connect pieces of threaded rod or other male fasteners.

Slotted

Slotted nuts are used in conjunction with a cotter pin on drilled shank fasteners to prevent loosening.

Castle

Castle nuts are used in conjunction with a cotter pin on drilled shank fasteners to prevent loosening.

Pin Lock

A nut that does not require an high installation torque and can be installed and removed without thread damage.

At Hardy Fasteners, we take pride in our two-decade-long journey as a leading manufacturer of high-quality fasteners. Established in 2001, our commitment to precision engineering and exceptional durability has made us a trusted name in the industry. Explore our wide range of fastening solutions designed to meet the highest standards of performance and reliability.”

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