Description:Cat retaining rings are installed into machined grooves in housings/bores (internal) or on shafts (external) and are engineered for strength and longevity in a variety of applications.Attributes:• Material: Steel• Outside Diameter: 14.9 mm (0.586 in)• Inside Diameter: 11.3 mm (0.444 in)• Thickness: 1.1 mm (0.043 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.