Stainless steel bearings are widely used in the agricultural machinery industry. Their physical properties of corrosion resistance, wear resistance, and resistance to high and low temperatures, coupled with their excellent chemical corrosion resistance, enable them to meet the operational requirements of agricultural machinery in harsh environments such as humid, corrosive, and highly polluted conditions. Equipment in agricultural machinery, such as tillage and seeding machinery, tractors, and harvesting machinery, often uses stainless steel outer spherical bearings, deep groove ball bearings, angular contact ball bearings, and tapered roller bearings. These bearings not only have strong load-bearing capacity and can continuously withstand vibration and high impact loads, but also feature sophisticated and high-precision sealing designs that allow reliable operation under various weather conditions. Some of them also adopt low-maintenance or maintenance-free designs, which help reduce downtime for farmers, lower maintenance costs, and improve production efficiency.