Machined Needle-Roller Bearing NA69/28, 28×45×30 mm (ID×OD×W), High-Carbon Steel Inner Ring with Oil Holes, Caged Metric Unit for Linear Slide Unit and Shaft Applications, Single

Single machined needle-roller bearing NA69/28
✔️ 28×45×30 mm ID×OD×W; inner ring, caged machined type, oil holes

This single bearing (1 unit) is a machined, caged needle-roller designed for compact radial support on shafts and linear slide unit setups in automation and industrial gearboxes.

✅ Model: NA69/28 (NA69 Metric Series)
✅ Inner diameter: 28 mm
✅ Outer diameter: 45 mm
✅ Width: 30 mm
✅ Material: High carbon steel with inner ring included
✅ Dynamic load capacity: 41,800 N; Static: 64,800 N
✅ Max speed: 12,000 rpm; open enclosure with oil holes for lubrication
✅ Type: Caged machined needle roller bearing; single-piece pack

💡 What is a needle roller bearing used for in linear slide unit and shaft support applications? Need a quick answer: needle roller bearings are handy for tight radial-load spots where larger rollers or sealed ball bearing options won't fit. - Compact radial load support for shafts and linear slide unit installations, ideal in constrained housings - Higher load capacity in limited radial space; compare with sealed ball bearing or ceramic options for specific speed and corrosion needs - Oil holes and inner ring simplify lubrication and maintenance for gearboxes, actuators, and conveyor systems