Cotter Pin,5/16 in dia,4 in L,PK10, System of Measurement Inch, Pin Diameter 5/16 in, Pin Type Hammerlock, Material Steel, Material Grade/Class Ungraded, Finish Zinc Plated, Product Type Cotter Pin, Shank Length 4 in, Manufacturer Location Globally Sourced, Standards ASME B18.8.1, Pack Size Small Pack, Package Quantity 10