Acorn Cap Nuts, 1/4 in.-20, Solid Brass (10 Pack)

Cap nuts, or acorn nuts, are hex nuts with a domed top. They cover the end of the bolt tip, which protects the threads and provides a finished appearance. Since protruding bolt tips can catch skin or clothing, use of cap nuts can also help to prevent injury. • Size: 1/4 inch-20 • Domed top covers and protects threads • Creates a finished appearance • Also known as an acorn nut • Exposed threads should not be longer than inside height of cap nut • Thread Type: Coarse, Thread Class: UNC-2B • Specification(s) Met: ASME B1.1