The 90 mm cast iron sleeve bearing, compatible with bearing numbers 6011, 6210, and 6308, is engineered for robust performance in demanding electrical and mechanical applications. This precision-machined sleeve features an approximate outer diameter of 94 mm (±0.05 mm) and is available in three standard lengths—30 mm, 40 mm, or 50 mm—to accommodate various installation requirements. Constructed from durable cast iron, it offers excellent wear resistance and dimensional stability, ensuring reliable alignment and extended service life. The sleeve’s precise tolerances and compatibility with common bearing sizes make it an ideal choice for industrial machinery, pumps, and motors where consistent performance and easy maintenance are critical.