Back Home / Fasteners / Pins / COTTER PIN – ZINC 3/16″ X 4″ COTTER PIN – ZINC 3/16″ X 4″ SKU: X36X4CP Categories: Fasteners, Pins Metal, extended prong type cotter pin Extended prong makes separating the tines easier Used to anchor various assemblies by insertion into a drilled hole of a shaft or pin and spreading the points to hold the assembly in position. When used with castle or slotted nuts, it becomes a safety locking device Low carbon steel, zinc plated material Diameter is 3/16″ Length is 4 inches Case Quantity: 25 Log In For Pricing