Spring Pin System of Measurement Inch Pin Diameter 3/8 in Pin Type Slotted Material Steel Material Grade/Class Ungraded Finish Plain Usable Length 1 3/4 in End Type Chamfered Chamfer Diameter 0.368 in Wall Thickness 0.077 in Fits Minimum Hole Diameter 3/8 in Fits Maximum Hole Diameter 3/8 in Shank Length 1 3/4 in Maximum Chamfer Length 0.095 in Minimum Chamfer Length 0.016 in Nominal Diameter 3/8 in Standards ASME B18.8.2 Product Type Spring Pin