Machined NA4908UU needle roller bearing single, 40 mm ID x 62 mm OD x 22 mm W, caged high-carbon steel, oil hole, with seals and inner ring, NA49 metric series sealed bearing for linear slides

NA4908UU machined needle roller bearing, single unit
✔️ 40 mm ID x 62 mm OD x 22 mm W, caged high-carbon steel, oil hole

This machined caged needle roller bearing includes an inner ring and seals, built for linear slide units, transmissions, and compact rotary applications.

✅ Model: NA4908UU, NA49 metric series, single bearing
✅ Dimensions: 40 mm ID × 62 mm OD × 22 mm width
✅ Material: high-carbon steel, caged machined type
✅ Seals: synthetic rubber seals, oil hole for relubrication
✅ Load ratings: dynamic 37200 N, static 58400 N
✅ Max speed: 4000 rpm, includes inner ring, pack of 1

💡 What is a needle roller bearing used for in linear slide units? Needle roller bearings give high radial load capacity in tight radial spaces, making them handy for linear slide units, cam followers, and compact gearboxes. Quick overview: - High radial load support in compact housings, ideal for linear slide units and actuators. - Low-profile caged design reduces friction and improves performance in conveyors and transmissions. - Sealed models with oil holes allow relubrication and contamination protection for longer service life. - Inner ring-equipped bearings simplify mounting and reduce shaft wear for precision assemblies.