The NACHI 29428EX is a high-capacity spherical roller thrust bearing designed for demanding industrial applications, featuring a 140 mm bore diameter, 280 mm outside diameter, and 85 mm width for robust performance in compact spaces. Engineered from premium steel alloy, this bearing delivers exceptional load handling with a dynamic load capacity of 1,410,000 N and a static load capacity of 4,350,000 N, ensuring reliability under extreme thrust conditions. It operates smoothly at speeds up to 850 rpm with grease lubrication or 1200 rpm with oil, and its spherical roller design accommodates misalignment while maintaining low friction. The 29428EX is ideal for heavy machinery, offering durability, precision, and long service life in harsh environments.