The NACHI 6318ZZ deep groove ball bearing features a single row design with double steel shields on both sides, providing protection against dust and debris. It has an inner diameter of 90 mm, an outer diameter of 190 mm, and a width of 43 mm. Constructed from high-quality steel with a steel cage, it supports high rotational speeds up to 3600 RPM with grease lubrication and offers a dynamic load rating of 143,000 N. The bearing meets ISO Class 0 precision standards and operates reliably at temperatures up to 120°C, making it suitable for heavy-duty industrial and rotary applications requiring durability and precision.