Taper Pin Thread Size Not Applicable Pin Size #9 Large End Diameter 0.592 in Small End Diameter 0.539 in Pin Type Standard Product Type Taper Pin Material Steel Material Grade/Class Ungraded Finish Plain Usable Length Not Applicable Small End Diameter Tolerance +0.01/-0.02 in Shank Length 2 1/2 in System of Measurement Inch Usable Length Tolerance Not Applicable Thread Type Not Applicable Material Quality Standards Not Applicable Dimensional Standards ASME B18.8.2