Single Needle Roller Bearing NA4922UU, Machined Type, 110 mm ID x 150 mm OD x 40 mm W, High-carbon Steel, Inner Ring, Oil Hole, Rubber-sealed, Caged NA49 Metric Series, 1500 rpm

Single machined needle roller bearing NA4922UU
✔️ 110 mm ID x 150 mm OD x 40 mm W; high-carbon steel; oil hole, sealed

This single machined needle roller bearing NA4922UU is a sealed inner-ring unit commonly used in linear slide units, gearboxes, and industrial machinery.

✅ Model NA4922UU, single bearing, caged machined type
✅ ID 110 mm, OD 150 mm, Width 40 mm, inner ring
✅ Material: high-carbon steel; synthetic rubber seals; oil hole for lubrication
✅ Load ratings: dynamic 140000 N, static 322000 N
✅ Max speed 1500 rpm; NA49 metric series; approx. 1.0 lb weight

💡 What is a sealed needle roller bearing used for in linear slide units? They deliver high radial load capacity in tight spaces while keeping grease in and contaminants out. This short intro explains where they shine: - High radial load capacity for compact linear slide unit and guide designs - Sealed ball bearing-like protection with oil hole and rubber seals for extended service life - Inner ring and caged construction for steady performance in gearboxes, conveyors, and machine tools