W208PP6 Cylindrical Triple Lip Seals Square Bore Non-Relubicable Agricultural Bearing 1" Inch Inner Diameter W208PP6 Cylindrical Triple Lip Seals Square Bore Non-Relubicable, Heavy Duty Disc Harrow bearing is made with triple lip seals to protect from corrosive environments, this seal is a one piece shroud cover with three molded contact seals, bearing is lubricated.