The Kubota RA21190490 is a genuine OEM hydraulic pump seal designed for a wide range of Kubota agricultural and construction machinery. This essential sealing part ensures optimal performance and prevents leaks in hydraulic pump systems. It features an outer diameter of 51 mm, an inner diameter of 35 mm, and a thickness of 8 mm. Compatible with numerous Kubota tractor models including L-series, M-series, and MX-series, as well as R-series loaders, L48 backhoes, F-series mowers, RTV utility vehicles, SVL compact track loaders, and SSV skid steer loaders.