RNA4934 Caged Machined Needle Roller Bearing, Single Unit, One-Row Open Design, 190 mm ID x 230 mm OD x 60 mm Width, High Carbon Steel, With Oil Hole, High Load Capacity, RNA49 Metric Series

Caged machined needle roller bearing RNA4934 190x230x60 mm
✔️ 190 mm ID, 230 mm OD, 60 mm W, single unit, carbon steel, oil holes

This single RNA4934 caged needle roller bearing is a machined, open-design radial unit commonly used on industrial shafts, gearboxes, and linear slide units where high radial loads need a compact solution.

✅ Model: RNA4934 (RNA49 metric series)
✅ Type: Caged, machined, one-row, open enclosure
✅ Dimensions: 190 mm ID x 230 mm OD x 60 mm width
✅ Material: High carbon steel with oil holes for lubrication
✅ Load ratings: Dynamic 347,000 N; Static 810,000 N
✅ Max speed: 1,900 rpm; rows: 1; weight: 9.97 lb; pack: single unit
✅ Applications: shafts, gearboxes, linear slide units; compare to sealed ball bearing or ceramic options

💡 What is a caged needle roller bearing used for in heavy-duty shaft and gearbox applications? Caged needle bearings are handy for handling high radial loads in tight spaces while allowing easier lubrication and lower friction. - Ideal when you need high radial load capacity in a compact cross-section; a good alternative to sealed ball bearing solutions. - Common in gearboxes, transmissions, linear slide units, and powered shafts where axial loads are limited. - Choose machined, caged types for easy assembly and lubrication access; consider ceramic or sealed ball bearing variants for different performance needs.