Machined Needle Roller Bearing NA4900UU Single Sealed Inner Ring, 10 mm ID x 22 mm OD x 13 mm Width, High Carbon Steel Caged NA49 Metric Series for Linear Slide Units and Machinery

Single sealed machined needle bearing 10 mm x 22 mm x 13 mm
✔️ High carbon steel, caged machined type, oil hole, seals, NA49 series

This is a single machined-type needle roller bearing with an inner ring and seals, built for tight radial spaces in linear slide units, gearboxes, and industrial machines.

✅ Model: NA4900UU, Metric NA49 series
✅ Inner diameter: 10 mm; Outer diameter: 22 mm; Width: 13 mm
✅ Material: High carbon steel; Seal material: Synthetic rubber
✅ Caged machined type with oil hole and sealed inner ring for contamination protection
✅ Dynamic load capacity 8080 N; Static capacity 8490 N; Maximum speed 14000 rpm
✅ Pack size: Single bearing (sold each); ideal for linear slide unit and machinery repairs

💡 What is a needle roller bearing used for in linear slide units and machinery? Needle roller bearings let you carry high radial loads in tight spaces, so they are handy for compact drives and slides. - Ideal for linear slide unit applications where low-profile bearings save space and improve stiffness - Sealed bearing versions protect lubrication and reduce maintenance in shop and field settings - Caged machined types work well in gearboxes, transmissions, and shaft support where alignment matters