Caged Machined Needle Roller RNA4908 Single Unit 48 mm ID 62 mm OD 22 mm Width High Carbon Steel With Oil Hole Open 1-Row Metric RNA49 Series, Heavy load 41600 N dynamic 67400 N static 8500 rpm speed

Caged machined needle roller bearing RNA4908 single unit
✔️ 48 mm ID, 62 mm OD, 22 mm W; high carbon steel; oil hole; RNA4908

This single machined caged needle roller bearing is a 1-row open unit used in compact shafts, gearboxes and linear slide units for high-load, low-profile applications.

✅ Model: RNA4908 (RNA49 Metric Series)
✅ Type: Machined caged needle roller, open, 1-row
✅ Material: high carbon steel with caged rollers and oil hole
✅ Dimensions: 48 mm ID × 62 mm OD × 22 mm W
✅ Loads & speed: dynamic 41600 N; static 67400 N; max 8500 rpm
✅ Pack: single bearing, weight 0.330 lb each

💡 What is a needle roller bearing used for in compact gearbox and linear slide unit applications? Needle roller bearings give high radial capacity in tight spaces and are handy for low-profile shafts and sliding guides. Here’s how they help: - They deliver high radial load capacity with minimal shaft diameter, ideal for gearboxes and transmission housings. - They fit low-profile linear slide unit designs where sealed ball bearing or ceramic options may be too bulky. - Open caged designs with oil holes allow serviceable lubrication for industrial motors, conveyors, and machine tools.