Plain Washers Guide: Why, When & How to Use Flat Washers

A plain washer looks simple, but it can change how a bolted joint bears on the clamped material. Placed under a bolt head or nut, the washer provides a defined bearing surface.
Dome Nuts Guide: Acorn Nut Uses, Sizes & Material Choices

Dome nuts, also called acorn nuts or cap nuts, cover the exposed end of a bolt or stud with a closed rounded top. The closed form can improve appearance, reduce snagging on.
Nyloc Nuts Guide: How Nylon Insert Lock Nuts Work

Nyloc nuts are prevailing-torque lock nuts that use a non-metallic insert near the top of the nut. As the bolt thread passes through the insert, the polymer deforms around the.
Hex Nuts Guide: Metric Sizes, Threads & Stainless Steel Options

Hex nuts provide one of the simplest reusable ways to clamp parts with a bolt or threaded stud. The six flats are easy to grip with a spanner or socket, and the geometry is.