Single machined caged needle roller bearing RNA6918UU 105 mm ID x 125 mm OD x 63 mm W, high carbon steel, sealed with oil hole, metric RNA69 series for linear slide units and shafts

Machined RNA6918UU needle roller bearing 105x125x63 mm
✔️ 105 mm ID, 125 mm OD, 63 mm W; high carbon steel; sealed

This is a single machined caged needle roller bearing (RNA6918UU) built for high radial loads in tight spaces. Commonly used on linear slide units, shafts, and industrial gearboxes.

✅ Model: RNA6918UU (RNA69 metric series)
✅ Inner diameter: 105 mm; Outer diameter: 125 mm; Width: 63 mm
✅ Material: high carbon steel; caged machined type
✅ Enclosure: synthetic rubber seals; oil hole included for lubrication
✅ Dynamic load capacity: 172000 N; Static load capacity: 471000 N; Max speed: 1700 rpm
✅ Sold as a single bearing; weight approx 2.99 lb; ideal for shafts and slides

💡 What is a needle roller bearing used for in linear slide units? Needle roller bearings provide compact, high-radial-load support for shafts and slides. Short answer: they are handy when space is limited but load demands are high. - Compact radial support for shafts and linear slide units, improving motion accuracy and load handling - Works well with sealed bearing arrangements and can include oil holes for re-lubrication and maintenance - Preferred in industrial gearboxes and linear slide units where low profile and high capacity matter