Inner Ring LRTZ10011541, Metric internal race for needle roller bearing assemblies, 100 mm ID x 115 mm OD x 41 mm width, high carbon steel, fits RNA4920UU, single unit for linear slide units

Metric inner ring LRTZ10011541, single bearing unit
✔️ 100 mm ID x 115 mm OD x 41 mm width, high carbon steel

This inner ring is a precision metric inside race used with needle roller bearings in industrial linear slide units and machinery. It pairs with RNA4920UU-style needle bearings to provide dependable radial support and alignment.

✅ Model LRTZ10011541, metric inner ring
✅ Inside diameter (ID): 100 mm
✅ Outside diameter (OD): 115 mm
✅ Width: 41 mm
✅ Material: high carbon steel, machined type
✅ Bore type: chamfer, oil hole: none
✅ Fits RNA4920UU needle roller bearing assemblies

💡 What is an inner ring used for in needle roller bearing assemblies and linear slide units? An inner ring provides a hardened, precision running surface so rollers can carry radial loads accurately while keeping components aligned in linear slide units and other machinery. Quick intro: - Keeps needle rollers aligned and spreads load across the race, improving service life compared to poorly matched parts - Common in needle roller and sealed ball bearing setups for compact linear slide units and motion systems - High carbon steel inner rings are a sturdy option where ceramic alternatives are not needed, handy for many industrial applications