The Koyo 6209-2RS-K is a high-quality genuine deep groove ball bearing featuring double rubber seals (2RS) for enhanced protection against contaminants and moisture. This bearing has a 45mm bore diameter, an 85mm outer diameter, and a 19mm width. Designed for durability and reliable performance in various industrial and agricultural machinery, it offers excellent load-carrying capacity and reduced friction. The 'K' suffix typically indicates a tapered bore, but for this standard part number, it refers to the manufacturer's specific designation for the sealed version. Ideal for applications requiring robust sealing and smooth operation.