Single metric inner ring LRT172020 for needle roller bearings, 17 mm ID, 20 mm OD, 20.5 mm width, high carbon steel race for assembly with NAX2030 and NBX2030, general industrial use

Metric needle roller inner ring LRT172020 17 mm single
✔️ 17 mm ID × 20 mm OD × 20.5 mm W, high carbon steel, single piece

This single metric inner ring is a machined needle roller bearing race used in linear slide units, automotive and industrial assemblies. It mates with NAX2030 and NBX2030 bearings for reliable radial support.

✅ Model: LRT172020
✅ Bore (ID): 17 mm
✅ Outside diameter (OD): 20 mm
✅ Width: 20.5 mm
✅ Material: high carbon steel, machined race
✅ Fits with: NAX2030 and NBX2030 needle roller bearings
✅ Pack size: single piece (one inner ring)

💡 What is an inner ring for a needle roller bearing used for in linear slide unit and industrial applications?

It provides a hardened, precise raceway so needle rollers carry load smoothly across shafts and housings. Short intro: Key benefits and common use cases include: - Improved radial load support for needle roller bearing assemblies used in linear slide units and power transmission - Compatibility note for sealed ball bearing or ceramic upgrades: inner ring ensures correct roller alignment and shaft fit - Typical applications: automotive transmissions, gearboxes, machine tools, and other industrial motion systems