Dorman 800-420 Cotter Pins 1/8 x 2 Inch Steel Split Pin Fasteners

The Dorman 800-420 cotter pin is a reliable split pin fastener designed for securing castle nuts, clevis pins, and other mechanical assemblies. Measuring 1/8 inch diameter by 2 inches in length (3.2mm x 51mm), this essential hardware component provides a simple yet effective locking mechanism to prevent nuts and bolts from loosening due to vibration.

Key Features:

• 1/8 inch (3.2mm) wire diameter for standard applications
• 2 inch (51mm) length provides secure retention
• Split pin design allows easy insertion and spreading for positive locking
• Manufactured from durable steel construction
• Ideal for automotive, marine, industrial, and general maintenance applications
• Works with castle nuts and drilled bolt applications

Cotter pins are indispensable fasteners in any workshop or garage. The split design allows the pin to be inserted through a drilled hole in a bolt or shaft, then the ends are bent outward to secure the assembly. Dorman's quality construction ensures reliable performance for suspension components, steering linkages, trailer hitches, and countless other mechanical connections.