- Made of corrosion resistant 304 Stainless steel
- Used to prevent accidental loosening of fasteners
5/64" Stainless Steel Cotter Pins are pins that are inserted into a hole and then bent into a deformed shape to prevent them from falling out. This technique is considered a locking mechanism and is commonly used with castle nuts in places where vibration is likely to loosen a nut over time. A cotter pin is also often referred to as a split pin.
304 Stainless Steel Cotter Pins are commonly used with 304 Stainless Steel Castle Nuts to prevent the nut from vibrating loose.