A serrated face nut is a locknut with ridges on the face of the nut that bite into the surface it is tightened against. The serrations are angled such that they keep the nut from rotating in the direction that would loosen the nut.

Jun 25, 2012 · Also termed serrated face nuts, spin lock or serrated tooth nuts, this type of fastener provides more resistance to vibration. As the nut is tightened onto the joint, the mating surface is scored by those serrations and a locking fit is achieved.

Choose from our selection of serrated flange nuts, including over 175 products in a wide range of styles and sizes. Same and Next Day Delivery.

Used in commercial and industrial applications, serrated flange nuts are also called: serrated face lock nuts, serrated tooth nuts, spin lock nuts, whiz lock nuts.

AFT Fasteners provides a helpful resource on serrated hex flange lock nuts including: dimensions, material, heat treatment, and case hardening.

Also known as a serrated face flange locknut. Serrations are angled to keep from rotating in the direction that would loosen the fastener. Brass: machinable, ductile, corrosion resistant, excellent electrical and thermal conductivity. Have any questions? Talk with us directly using LiveChat.

The serrated nut is a hexagonal nut with a spline rotating washer at the bottom. This type of flange nut is used to help prevent loosening when there is vibration.

Serrated Hex Flange Nuts are hex nuts with an integrated flange on one side to create a wider bearing surface. The serrated surface creates a locking effect against the material being fastened.

A flanged hex nut with serrations on the bearing surface. The serrations displace material on the mating surface when the nut is tightened, forming a connection that resists loosening. Requires a greater amount of torque to loosen the nut than tightening.

FlangedNut is specially designed for flanges with a flat inbuilt washer attached to its neck.The flat surface of the washer around its neck comes serrated & without serration as required.