The Wilwood hub oil seal sized 1.821 x 2.623 x 0.250 is a replacement seal for hub assemblies that call for those dimensions. It serves to retain lubricant and exclude contaminants at the hub interface, enabling proper sealing for wheel hubs where the specified inner and outer diameters and thickness match the assembly requirements.
Wilwood Hub Oil Seal 1.821x2.623x.250