NA4902UU Machined Needle Roller 15 mm ID x 28 mm OD x 13 mm Width High Carbon Steel Oil Hole Sealed Inner Ring Caged Metric Bearing Single Unit for Gearboxes and Linear Slide Units

Single NA4902UU needle roller bearing, sealed inner ring
✔️ 15 mm ID x 28 mm OD x 13 mm W, high carbon steel, oil hole, sealed

This single machined-type needle roller bearing is built for tight spaces like gearboxes, linear slide units, and automotive linkages where high radial load capacity is needed.

✅ Model NA4902UU machined caged needle roller with inner ring
✅ Size: 15 mm ID x 28 mm OD x 13 mm width (metric needle bearing)
✅ Material: high carbon steel, synthetic rubber seals, oil hole present
✅ Dynamic load capacity 9570 N; static load capacity 11600 N; max 9500 rpm
✅ Series NA49; caged, sealed for reduced maintenance; single unit pack

💡 What is a needle roller bearing used for in compact linear slide units? Needle roller bearings are handy when you need high radial load capacity in a low-profile package. - Ideal where a sealed ball bearing won't fit: compact linear slide unit, small gearbox, or cam follower applications. - Provides high load per footprint for automotive linkages, conveyor rollers, and precision guideways. - Consider sealed or ceramic alternatives for higher speed or corrosion resistance; oil hole and rubber seals aid lubrication and protection.