Water Lubricated Aqualube Brass Bearing For Shafts, Four And A Half Inch Inner Diameter, Five And Three Quarter Inch Outer Diameter, Eighteen Foot Length, Part Number 674N 1976, Compatible With Standard Marine Wheel Bearings
✔️ 4.5 in bore, 5.75 in OD, 18 ft length, 674N 1976
This water-lubricated brass bearing is designed for marine shaft systems. It uses a hydrodynamic water film to reduce friction, vibration, and wear in wet environments, making it a solid choice for boats, docks, and other water-adjacent gear.
✅ Bore diameter 4.5 in (114.3 mm)
✅ Outer diameter 5.75 in (146.05 mm)
✅ Length 18 ft (5.49 m)
✅ Stainless steel corrosion-resistant construction
✅ Compatible with standard marine wheel bearings
💡 What is a water-lubricated brass bearing and where should you use it?
Water-lub bearings rely on a water film to reduce friction and wear in marine shaft applications.
- hydrodynamic water film reduces wear on shafts
- corrosion-resistant construction handles saltwater use
- compatible with standard marine wheel bearings for easy swaps
- low maintenance and quick inspection in wet environments