SHR-156ST PA-A Heavy Duty Retaining Ring,0.109 In. Thk,PK5, System of Measurement Inch, Location Style External, Thickness 0.109 in, Fits Shaft Diameter 1 9/16 in, For Bore Diameter Not Applicable, Fits Groove Diameter 1.468 in, Fits Groove Width 0.12 in, Fits Groove Depth 0.047 in, Free Inside Diameter 1.437 in, Clearance Diameter 2.14 in, Material Steel, Finish Black Phosphate, Material Grade/Class Ungraded, Tensile Strength 150,000 psi, Ring Type External Retaining Ring, Clearance Diameter Type Expanded