CSA201-8 1/2" Bore Cylindrical OD, Insert Bearing w/Locking CollarFYH UC2018D11 1 2" inch ND SS Insert Mounted Bearing CSA201 8 1 2" Bore Cylindrical OD, Insert Bearing W Locking Collar CSA201 8 VXB Bearing. Item: CSA201 8 Mounted Insert Ball Bearing Quantity: 1 Bearing Locking Collar Black Oxide Coated insert Hard Chrome Coated Insert High Temperature Insert 400F Triple lip labyrinth seal Boor : 1 2" inch