OS28354 Single-Lip Rubber/Steel Shaft Seal, Metric OS Series - 28 mm ID x 35 mm OD x 4 mm Width, Low-Profile Radial Design for Bearings, Transmissions, Automotive and Industrial Use (each)

Single OS28354 rubber/steel lip seal 28 x 35 x 4 mm (each)
✔️ I.D. 28 mm, O.D. 35 mm, Width 4 mm, Rubber/Steel, OS Series

A single-lip radial shaft seal that keeps oil and dirt out of bearings, transmissions, and linear slide units. Common in automotive, manufacturing, and industrial gearboxes.

✅ Single lip design for low friction and reliable sealing
✅ Rubber body with steel reinforcement for better wear resistance
✅ Compact 4 mm cross section fits tight housings and linear slide units
✅ Fits 28 mm I.D. x 35 mm O.D., OS metric series for shaft sealing
✅ Works well with sealed ball bearing and ceramic bearing assemblies
✅ Built to resist temperature swings in engine and transmission areas

💡 What is a single lip shaft seal used for in bearing and transmission applications? A single lip seal keeps lubricant in and contaminants out so bearings and gearboxes run cleaner and last longer. Quick intro: - Protects sealed ball bearing setups and other bearing types from dust, water, and oil leaks - Fits tight housings and linear slide unit applications where low cross-section is needed - Rubber/steel combo offers support, wear resistance, and stable sealing under temperature changes - Simple replacement part to reduce maintenance downtime and improve equipment life