Deep Groove Ball Bearing (63112RS) - Sparex Part S.18141Sparex Deep Groove Ball Bearing (63112RS) S. 18141 This Sparex Deep Groove Ball Bearing is a high quality replacement part for various agricultural machinery. It features a 55mm inner diameter (ID), 120mm outer diameter (OD), and 29mm width. This bearing is a direct replacement for the following part numbers: 129675, 63112RS, 6311, and AZ41913. Key Features: Brand: Sparex Bearing Type: Deep Groove Inner Diameter (ID): 55mm Outer Diameter (OD): 120mm