Pronunciation

/ˈkæsəl nʌt/ 🔊

Part of Speech

Noun

Definition

A castle nut, also known as a castellated nut or slotted nut, is a type of nut with slots cut into one end, resembling the battlements of a castle, allowing it to be secured with a cotter pin or safety wire to prevent loosening.

Examples

1. “The castle nut is commonly used in automotive and machinery applications.”

2. “After tightening the bolt, secure it with a castle nut and cotter pin.”

Additional Information

Castle nuts are often used in situations where vibration or rotation might cause a standard nut to loosen, providing a secure and reliable fastening solution.