NA6910 Machined Needle Roller Bearing 50 mm ID x 72 mm OD x 40 mm Width, Caged Inner Ring, High Carbon Steel with Oil Hole, NA69 Metric Series, Single unit for industrial machinery and linear slides

Machined NA6910 needle roller bearing, single unit
✔️ 50 mm ID x 72 mm OD x 40 mm W, oil hole, caged inner ring

This is a machined type NA6910 needle roller bearing sold as a single bearing unit, built for tight radial spaces in industrial machines, gearboxes and linear slide units.

✅ 50 mm inside diameter (ID)
✅ 72 mm outside diameter (OD)
✅ 40 mm width, caged machined type
✅ High carbon steel with oil hole, inner ring included
✅ Dynamic load capacity 79,200 N, static 164,000 N
✅ Maximum speed 7,000 rpm, open enclosure, NA69 metric series

💡 What is a needle roller bearing used for? Needle roller bearings provide high radial load capacity in a compact package, making them a go-to choice where space is tight and performance is critical. Quick summary: - High radial load support in low cross-section designs, ideal for linear slide unit and compact gearboxes - A handy sealed ball bearing alternative for tight shafts when you need higher load per section - Commonly used in automotive transmissions, industrial conveyors, and precision machine slides