Retaining Ring External 0.156 in Thk System of Measurement Inch Location Style External Thickness 0.156 in Fits Shaft Diameter 6 3/4 in For Bore Diameter Not Applicable Fits Groove Diameter 6.465 in Fits Groove Width 0.174 in Free Inside Diameter 6.335 in Material Steel Finish Plain Material Grade/Class Grade 1060/Grade 1090 Ring Type External Retaining Ring Pack Size Small Pack Manufacturer Location Globally Sourced Ring Sub-Type Standard