Retaining Ring Internal 0.125 in Thk System of Measurement Inch Location Style Internal Thickness 0.125 in Fits Shaft Diameter Not Applicable For Bore Diameter 5 1/4 in Fits Groove Diameter 5.52 in Fits Groove Width 0.139 in Free Outside Diameter 5.77 in Material Steel Finish Plain Material Grade/Class Ungraded Ring Type Housing Ring Pack Size Small Pack Manufacturer Location Globally Sourced Ring Sub-Type Standard