Machined Needle Roller Bearing NA4917 - 85 mm ID x 120 mm OD x 35 mm Width, Caged Inner Ring, High Carbon Steel with Oil Hole, NA49 Metric Series for Linear Slide Units & Shafts

Single machined needle roller bearing 85 x 120 x 35 mm
✔️ ID 85 mm, OD 120 mm, Width 35 mm, high carbon steel, inner ring

Single NA4917 machined needle roller bearing with oil holes and inner ring, built for shafts, compact gearboxes, and linear slide unit guides.

✅ Model: NA4917, NA49 Metric Series, caged machined type
✅ Material: High carbon steel; open enclosure with oil holes for lubrication
✅ Dimensions: ID 85 mm, OD 120 mm, Width 35 mm
✅ Load ratings: dynamic 110000 N, static 244000 N; max speed 4000 rpm
✅ Typical uses: linear slide unit guides, shafts, compact transmissions and gearboxes
✅ Alternatives: sealed ball bearing or ceramic bearing options available for other needs

💡 What is a needle roller bearing used for in linear slide unit and shaft applications? Needle roller bearings are handy when you need high radial load capacity in tight spaces. - Ideal for linear slide unit guides, shaft supports, and compact gearbox layouts. - Machined caged types with oil holes improve lubrication and alignment in industrial setups. - Consider sealed ball bearing or ceramic bearings when you want lower maintenance or higher speed.