Coiled Spring Pin, 5/16 in dia, 3 in L, Coiled, PK5, System of Measurement Inch, Pin Diameter 5/16 in, Pin Type Coiled, Material Steel, Finish Plain, Usable Length 3 in, End Type Chamfered, Chamfer Diameter 0.304 in, Fits Minimum Hole Diameter 5/16 in, Fits Maximum Hole Diameter 5/16 in, Shank Length 3 in, Maximum Chamfer Length 0.08 in, Nominal Diameter 5/16 in, Standards ASME B 18.8. 2, Shank Length Tolerance +/- 0.025 in, Product Type Spring Pin, Outside Diameter Tolerance +/- 0.012 in