A Cotter Pin, also known as a split pin or Cotter Key is a simple and commonly used fastening device that is used to secure components together or prevent a nut or bolt from loosening. It is typically made of metal and has a unique bent shape that resembles the letter "V" or "U."Attributes:• Manufactured to a precise specification and are built for durability, reliability, and productivity.• Designed to prevent the unintended loosening or disassembly of fasteners.Applications: A Cotter Pin is used to secure the nut and washer in the Cushion Hitch.