Machined needle roller NA4910UU caged inner ring sealed with oil hole high carbon steel 50 mm ID x 72 mm OD x 22 mm width metric NA49 series single bearing for linear slide unit, 3500 rpm

Single machined needle roller bearing NA4910UU sealed
✔️ 50 mm ID x 72 mm OD x 22 mm W, sealed, oil hole, caged

This is a single machined needle roller bearing with an inner ring and seals, built for linear slide unit and industrial machinery use where compact radial load support is needed.

✅ Model NA4910UU, NA49 metric series, caged machined type
✅ Inside diameter: 50 mm, outside diameter: 72 mm, width: 22 mm
✅ Material: high carbon steel, inner ring included
✅ Seals: synthetic rubber, oil hole present for lubrication
✅ Dynamic load capacity: 41300 N, static: 71100 N
✅ Maximum speed: 3500 rpm, single bearing pack size

💡 What is a needle roller bearing used for in linear slide unit and sealed bearing applications? Needle roller bearings are handy when you need strong radial load support in tight spaces without bulky housings. - Great for linear slide unit jobs and sealed bearing replacements in machine tools and conveyors - Keeps machines running smoother: sealed design plus oil hole helps maintain lubrication and extend life - Works well where a slim inner ring and caged rollers are preferred for compact, heavy-duty setups