Double Lip Rotary Shaft Seal DS40504, Metric DS Series, 40 mm ID x 50 mm OD x 4 mm Width, Rubber/Steel, Single Unit for Automotive Transmission and Industrial Machinery

High-performance double lip rotary shaft seal, 40x50x4 mm
✔️ 40 mm ID x 50 mm OD x 4 mm width, rubber/steel, single unit

This double lip rotary shaft seal keeps lubrication in and contaminants out on rotating shafts and housings. Sold as a single unit, it fits transmissions, gearboxes, pumps, and industrial machinery where sealed ball bearing protection and low friction are important.

✅ Model: DS40504, DS Metric Series
✅ I.D. 40 mm, O.D. 50 mm, Width 4 mm
✅ Rubber on steel construction with double lip design
✅ Low friction profile to reduce wear on shafts and bearings
✅ Recommended for automotive transmissions, gearboxes, pumps, and industrial equipment

💡 What is a rotary shaft oil seal used for in automotive transmissions and industrial machinery? Rotary shaft oil seals prevent leaks and keep dirt and moisture away from bearings and gears, helping systems run cooler and last longer. - Protects sealed ball bearing assemblies and reduces contamination in gearboxes - Helps linear slide unit guides and shaft seals retain lubrication for smooth motion - Low friction rubber lips lower wear on ceramic and steel bearing surfaces