General description Nachi Deep Groove Ball Bearing 6309-ZZNR is designed for high performance and durability. This pack includes two bearings, ideal for various applications in machinery and equipment where smooth operation is essential. Technical specifications Type: Deep Groove Ball Bearing Model: 6309-ZZNR Dimensions: 45 mm inner diameter, 100 mm outer diameter, 25 mm width Material: High-quality steel Sealing: Double shielded (ZZ) Other information