GW209PPB5 Agricultural Heavy Duty Bearing, Round Bore 1-1/4" Bore BearingGW209PPB5 Agriculture Heavy Duty Disc Harrow Bearing Two Triple Lip Seals GW209PPB5 Agricultural heavy duty disc harrow bearing. Bearing has triple lip seals to protect from corrosive environments. This seal is a one piece shroud cover with three molded contact seals. Standard re lubrication feature is drilled hole in groove. GW209PPB5 Special Agricultural Bearing Agricultural Bearing A: 1 1 4" Round inch B: 3. 34" Curved Re Lube C: 1. 43" inch D: 1.