Taper Pin Thread Size 5/16 In.-24 Pin Size #6 Large End Diameter 0.339 in Small End Diameter 0.352 in Pin Type External Threaded Product Type Taper Pin Material Steel Material Grade/Class Ungraded Finish Plain Usable Length 2 1/4 in Large End Diameter Tolerance +0.0013/-0.0007 in Small End Diameter Tolerance +/-0.010 in Shank Length 2 23/32 in System of Measurement Inch Usable Length Tolerance +/-0.010 in Thread Type Fine Manufacturer Location Globally Sourced