227-0817, RS PRO, RS PRO Nitrile Rubber Seal, 38.1mm ID, 50.8mm OD, 0.25in, Brand RS Pro, Inside Diameter 38.1mm, Outside Diameter 50.8mm, Seal Type Rotary Shaft Seal RS PRO Nitrile Rubber Seal, 38.1mm ID, 50.8mm OD, 0.25in