Machined caged needle roller RNA4916 bearing, single unit, 90 mm (3.543 in) ID, 110 mm (4.331 in) OD, 30 mm (1.181 in) width, high carbon steel with oil hole, open type, 4500 rpm

Single machined caged needle roller bearing RNA4916
✔️ ID 90 mm (3.543 in) OD 110 mm (4.331 in) W 30 mm (1.181 in) oil hole

This machined caged needle roller bearing is sold as a single unit and is used where compact radial support is needed, such as gearboxes, pumps and linear slide units for tight-space shaft support.

✅ Model RNA4916, RNA49 metric series, caged machined type
✅ Inner diameter 90 mm (3.543 in), outer diameter 110 mm (4.331 in), width 30 mm (1.181 in)
✅ Material high carbon steel, open enclosure, with oil hole for lubrication
✅ Dynamic capacity 87,300 N, static capacity 175,000 N, max speed 4,500 rpm
✅ Single row design, sold as one bearing per pack, weight 1.210 lb, ideal for linear slide units

💡 What is a needle roller bearing used for in compact linear slide units? Needle roller bearings provide high radial load capacity in minimal radial space, making them handy for compact sliding and rotating assemblies. Quick overview: - Supports shafts and slides where a sealed ball bearing or ceramic option might be too bulky - Offers high load per footprint for gearboxes, pumps and linear slide units - Works well when you need compact, high-capacity radial support and easy lubrication access