A Castle Nut, also known as a Slotted Nut, is a specialized fastener designed to provide a secure and reliable locking mechanism in critical mechanical applications. The nut features slots or notches on one end, which allow a cotter pin to pass through the bolt and nut to prevent loosening during operation.

Castle nuts are commonly used in automotive assemblies, machinery, construction equipment, and industrial systems where safety and stability are essential. The slotted design ensures that the nut stays firmly in place even in applications that experience heavy loads, vibrations, or movement.

Manufactured from high-quality carbon steel, alloy steel, or stainless steel, castle nuts offer excellent strength, durability, and corrosion resistance. These nuts are engineered to maintain strong fastening performance while ensuring easy installation and removal when maintenance is required.

At Hameed Engineering, our castle nuts are manufactured with precision to meet industrial quality standards, ensuring reliable performance in demanding engineering and mechanical applications.