689-568, RS PRO, RS PRO Nitrile Rubber Bonded Seals Washer, 22.7mm Bore, 30mm Outer Diameter, Brand RS Pro, Type Bonded Seals, Material Nitrile Rubber, Inside Diameter 22.7mm RS PRO Nitrile Rubber Bonded Seals Washer, 22.7mm Bore, 30mm Outer Diameter