Machined needle roller NA6911 bearing single unit with inner ring and oil holes, high-carbon steel caged design, 55 mm ID x 80 mm OD x 45 mm width, open enclosure, NA69 metric series, 6500 rpm

Single machined NA6911 needle roller bearing, 55 mm ID
✔️ 80 mm OD x 45 mm width, caged, oil holes, high carbon steel

This single bearing unit is a machined-type needle roller bearing with inner ring, built for compact radial load support in industrial gearboxes, shafts, and linear slide unit retrofits.

✅ Model NA6911, NA69 metric series, caged machined type
✅ Dimensions: 55 mm ID x 80 mm OD x 45 mm W; inner ring included
✅ Material: high carbon steel; open enclosure with oil holes for lubrication
✅ Ratings: dynamic load 98,700 N; static load 194,000 N; max speed 6,500 rpm
✅ Pack: single bearing, approx. 1.0 lb; SKU 1912032; suitable for linear slide unit upgrades

💡 What is a needle roller bearing used for in linear slide unit and heavy radial load situations? Needle roller bearings provide high radial capacity in tight spaces, making them handy for many compact mechanical systems. - Ideal for supporting high radial loads on shafts, cams, and gearbox assemblies - Common choice when replacing sealed ball bearing or ceramic options in space-limited setups - Often used in linear slide unit retrofits, cam followers, and compact transmission stages