Machined needle roller bearing NA6914 70 mm ID x 100 mm OD x 54 mm W, high carbon steel inner ring, oil holes, caged NA69 metric series, open enclosure, high load capacity, 5000 rpm max

Single machined NA6914 needle roller bearing 70x100x54 mm
✔️ 70 mm ID x 100 mm OD x 54 mm W, high carbon steel inner ring oil holes

This machined type needle roller bearing is a single unit with an inner ring and oil holes, built for heavy radial loads in transmissions, gearboxes, pumps, and linear slide units. It's commonly used in industrial and automotive assemblies.

✅ Model NA6914, NA69 metric series
✅ Inner diameter 70 mm, outer diameter 100 mm, width 54 mm
✅ Material high carbon steel, caged machined type
✅ With oil holes, inner ring included, open enclosure
✅ Dynamic load capacity 134000 N, static capacity 311000 N
✅ Maximum speed 5000 rpm, pack: single bearing each
✅ Suitable for linear slide unit, sealed ball bearing replacements, and ceramic option comparisons

💡 What is a needle roller bearing used for in heavy radial load and linear slide unit setups? Needle roller bearings are handy when you need high radial load support in a tight radial space. - They provide high load capacity with a small cross section, ideal for transmissions and gearboxes. - Common choice in linear slide unit guides, pumps, and automotive shafts where space is limited. - Compare with sealed ball bearing or ceramic options when contamination resistance or higher speed is required.