NAU4920UU Single Caged Roller 100 mm ID x 140 mm OD x 40 mm Width, High Carbon Steel Double-Row Heavy Duty Outer Ring with Oil Holes and Seals for Linear Slide Units Sealed Ball

Single NAU4920UU caged roller bearing 100 x 140 x 40 mm
✔️ High carbon steel, double-row, 106000 N dynamic load, sealed

This single heavy-duty caged roller is a sealed ball bearing designed for linear slide units and heavy radial applications. It's commonly used in conveyors, machine tools and transfer systems where oil holes and seals improve lubrication and protection.

✅ Model: NAU4920UU
✅ Single bearing, double-row caged roller
✅ Bore (ID): 100 mm
✅ Outer diameter (OD): 140 mm
✅ Width: 40 mm
✅ Material: High carbon steel
✅ Dynamic load capacity: 106000 N; Static: 181000 N
✅ Max speed: 1700 rpm; Temperature: -20 to 120 °C
✅ Outer ring with oil holes; Seals: synthetic resin rubber
✅ Series: NAU metric; Seal type: with seals
✅ Weight: 3.890 lb; Pack: single bearing

💡 What is a caged roller bearing used for in heavy-duty linear slide units? Caged roller bearings give reliable radial support and smooth guidance in heavy linear motion systems. - Ideal for supporting high radial loads and precise guiding in industrial linear slide units, handy where rigidity matters. - Use as a sealed ball bearing solution for environments needing contamination protection and relubrication options. - Outer ring oil holes allow easier maintenance and longer service life via relubrication without full disassembly.