Midwest Fastener 1/4 in.-20 Acorn Cap Nut

The Midwest Fastener 1/4 in.-20 Acorn Cap Nut provides a smooth, finished look for mechanical and structural assemblies. Engineered with a closed dome cap, it covers exposed screw and bolt threads to prevent snags, protect threads against debris, and improve overall safety. Crafted from durable brass with a corrosion-resistant nickel plating, this cap nut delivers lasting performance across indoor and outdoor fastener applications.