Caged roller bearing NAU4908UU sealed heavy-duty, 40 mm ID x 62 mm OD x 22 mm width, high carbon steel, outer ring with oil holes, double-row metric series, single unit (each)

Sealed caged roller NAU4908UU, 40 x 62 x 22 mm single
✔️ Double-row caged roller, high carbon steel, oil holes, sealed

This single sealed caged roller bearing (NAU4908UU) is a heavy-duty double-row unit used for linear slide units, conveyors and industrial machinery where low maintenance and high load capacity matter.

✅ Model: NAU4908UU, NAU Metric Series, single unit
✅ Dimensions: 40 mm ID × 62 mm OD × 22 mm width
✅ Material: High carbon steel with caged roller design
✅ Sealing: With seals, synthetic resin rubber; outer ring oil holes
✅ Load ratings: Dynamic 23,400 N; Static 29,400 N
✅ Speed & temp: Max 4,000 rpm; -20 to 120 °C
✅ Configuration: Double-row, caged heavy-duty type
✅ Common fits: linear slide unit guides, pillow blocks, conveyors

💡 Why choose sealed roller bearings for heavy-duty linear slide units? Sealed roller bearings keep grit and grime out so machines run cleaner and need less hands-on upkeep. Here’s a quick intro to the main benefits: - Improved contamination protection for longer service life, handy for dusty environments - Higher load capacity and stability versus single-row bearings, good for heavy-duty slides - Lower maintenance and better uptime for industrial conveyors and linear slide units