Single Machined Caged Needle Roller Bearing RNA4840, 220 mm ID x 250 mm OD x 50 mm W, high carbon steel with oil holes, RNA48 Metric Series heavy-duty for linear slide units and industrial shafts

Single caged needle roller bearing 220 mm x 250 mm x 50 mm
✔️ Machined caged type, high carbon steel, oil holes, open design

This single machined caged needle roller bearing is built for industrial shafts and linear slide unit applications where high radial capacity and a compact profile matter. Designed for open-enclosure installations and easy lubrication.

✅ RNA4840, RNA48 Metric Series model
✅ Inner diameter: 220 mm
✅ Outer diameter: 250 mm
✅ Width: 50 mm
✅ Material: High carbon steel, machined caged type
✅ Oil holes for lubrication, open enclosure
✅ Dynamic load rating: 255000 N, Static: 766000 N
✅ Max speed: 1600 rpm, single row design
✅ Pack size: single bearing, industrial grade

💡 What is a caged needle roller bearing used for in industrial linear slide units? Caged needle roller bearings are handy for delivering very high radial load capacity in tight radial spaces while keeping a slim shaft profile and easing maintenance with oil holes. Quick summary sentence: Ideal when you need compact, high-load support for shafts and slides. - High radial load support for linear slide unit and shaft guidance applications - Caged machined rollers reduce contact and improve lubrication through oil holes - Suited to automation, conveyor, and heavy-duty industrial shaft setups - Choose high carbon steel versions for durability in harsh industrial environments