Retaining Ring, System of Measurement Inch, Location Style External, Thickness 0.109 in, Fits Shaft Diameter 4 1/8 in, For Bore Diameter Not Applicable, Fits Groove Diameter 3.915 in, Fits Groove Width 0.12 in, Free Inside Diameter 3.8 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