Single Unit LRTZ9010536 Metric Needle Bearing Inner Ring 90 mm ID x 105 mm OD x 36 mm Width High-Carbon Steel General Purpose Replacement for RNA4918UU Assemblies

Single metric inner ring, 90 mm ID x 105 mm OD
✔️ LRTZ9010536, 36 mm width, high carbon steel, fits RNA4918UU

This single inner ring is a machined metric raceway for needle roller bearing applications. It’s commonly used in linear slide units, machine tools, and industrial assemblies to provide a hardened surface for rollers and precise radial support.

✅ Model LRTZ9010536, Metric LRTZ series
✅ Bore (ID): 90 mm; Outside (OD): 105 mm; Width: 36 mm
✅ Material: high carbon steel, machined for needle roller assemblies
✅ Designed to assemble with RNA4918UU needle roller inserts
✅ Single unit pack, ideal for linear slide unit and machine slide replacements

💡 What is an inner ring for needle roller bearings used for in linear slide unit assemblies? It provides the hardened raceway that needle rollers run on, enabling accurate radial load support and smooth motion in compact linear slide unit systems. Quick summary: - Keeps needle rollers aligned and distributes radial loads for precise motion in linear slide unit setups - Allows compact designs where sealed ball bearing or ceramic options may not fit, handy for tight assemblies - Simplifies assembly when paired with matching needle roller inserts like RNA4918UU for reliable service