Machined Caged Needle Roller Bearing RNA4928, 160 mm ID x 190 mm OD x 50 mm Width, High Carbon Steel, With Oil Hole, Single Unit, RNA49 Metric Series, 224 kN Dynamic Capacity

Caged machined needle roller bearing RNA4928
✔️ 160 mm ID x 190 mm OD x 50 mm width; oil hole; single unit

This single caged machined needle roller bearing is built for heavy radial loads in compact assemblies, commonly used in linear slide units, transmissions, and machine tools. Open design with oil hole supports routine lubrication and service.

✅ Model RNA4928, RNA49 Metric Series
✅ Inside diameter 160 mm, outside diameter 190 mm, width 50 mm
✅ High carbon steel race and rollers, caged machined type
✅ Dynamic load capacity 224000 N, static load 580000 N
✅ Maximum speed 2500 rpm, single row, open enclosure
✅ Includes oil holes for grease or oil feed; single bearing pack
✅ Ideal for linear slide unit setups and tight radial spaces

💡 What is a needle roller bearing used for in linear slide units? Needle roller bearings give compact, high load capacity support that's handy for sliding and rotating machinery. Quick intro to benefits: - High radial load capacity in a small cross section helps compact linear slide unit designs - Works with or replaces sealed ball bearing arrangements when space is tight or when higher load ratings are needed - Compatible with oil or grease lubrication; oil hole models simplify maintenance and re-lubrication