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Vetus RL2540PH Phenolic Cutlass Bearing for 25 mm Marine Propeller Shafts
The Vetus RL2540PH is a water-lubricated cutlass bearing engineered for propulsion systems using a 25 mm shaft and a stern tube with metric dimensions. Its phenolic resin outer casing provides a lightweight, corrosion-free and non-metallic alternative to brass, making it ideal for aluminum boats or environments where galvanic corrosion must be avoided. The polyurethane-rubber inner lining features longitudinal grooves that support continuous water flow, offering effective cooling and lubrication to minimize friction and vibration.
Key Features
- High-wear-resistant polyurethane-rubber lining
- Non-metallic phenolic resin outer casing for corrosion-free performance
- Grooved inner surface for efficient water lubrication and cooling
- Designed for metric shaft and stern-tube dimensions
- Suitable for both motorboats and sailing yachts
- Available for larger shaft diameters upon request
Technical Specifications
Parameter Value Shaft Diameter 25 mm Outer Diameter (Shell Size) 40 mm Length 100 mm Shell Material Phenolic resin Lining Material Polyurethane-rubber Lubrication Water-lubricated
Application and Use
Cutlass bearings are essential for supporting and aligning marine propeller shafts. Their water-lubricated rubber lining reduces friction, absorbs vibration, and ensures long-lasting, reliable performance even under continuous operation in marine environments.
Phenolic vs. Brass Bearings
- Phenolic bearings: Best suited for aluminum stern tubes or installations where galvanic corrosion and dissimilar-metal contact must be avoided. Lightweight and fully corrosion-free.
- Brass bearings: Standard in most marine applications due to strength and corrosion resistance, though not ideal where non-metallic components are required.
Manufacturer
Vetus
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