Machined needle roller bearing NA4836, single inner-ring unit with oil holes, 180 mm ID x 225 mm OD x 50 mm width, high carbon steel, caged NA48 metric series, open enclosure, heavy duty radial

Single machined needle roller bearing NA4836
✔️ ID 180 mm, OD 225 mm, W 50 mm, high carbon steel, oil holes

This is a single machined needle roller bearing with an inner ring, built for heavy radial loads in linear slide units, gearboxes, transmissions and industrial machinery where compact, high-capacity support is needed.

✅ Model: NA4836, NA48 metric series
✅ Inner diameter 180 mm, outer diameter 225 mm, width 50 mm
✅ Material high carbon steel, open enclosure, inner ring included
✅ Load capacity: dynamic 218000 N, static 602000 N; max speed 1900 rpm
✅ Type: caged machined needle rollers with oil holes; single unit pack

💡 What is a needle roller bearing used for in high-load linear slide unit and gearbox applications? Needle roller bearings deliver compact, high-capacity radial support in tight spaces for rotating assemblies. - Ideal when a sealed ball bearing is too bulky or a linear slide unit needs minimal radial envelope - Handles high radial loads; can be paired with ceramic rollers or hardened inner rings for longer life - Commonly used in transmissions, gearboxes, linear slide units, actuators and industrial drives for dependable rotation