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Nuts & Washers

All Application Guides Fastener Buying Guides Fastener Technical Guides Material & Corrosion Guides Materials & Finishes Nuts & Washers Screw Guides Sizing & Standards

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

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 bol...

27 Aug 2026 5 min read

Dome Nuts Guide: Acorn Nut Uses, Sizes & Material Choices

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. T...

27 Aug 2026 6 min read

Nyloc Nuts Guide: How Nylon Insert Lock Nuts Work

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 thre...

27 Aug 2026 5 min read

Hex Nuts Guide: Metric Sizes, Threads & Stainless Steel Options

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 e...

27 Aug 2026 5 min read