LRT280310100 Inner Ring for Needle Roller Bearings, Metric 280 mm ID x 310 mm OD x 100 mm Width, Single High-Carbon Steel Part to Assemble with RNA4956

Inner ring LRT280310100, 280 mm ID x 310 mm OD, metric
✔️ 100 mm width, high carbon steel inner race, single piece, fits RNA4956

This single metric inner ring is the machined inner race for needle roller bearing assemblies, typically used in linear slide units, gearboxes and industrial machine tools.

✅ Model LRT280310100, Metric LRT series
✅ Bore type: tapered, made for needle roller setups
✅ Dimensions: 280 mm inside diameter x 310 mm outside diameter x 100 mm width
✅ Material: high carbon steel, general industrial use
✅ Compatible with RNA4956 needle roller bearing assemblies, single unit pack

💡 What is an inner ring used for in a needle roller bearing assembly? An inner ring provides the hardened raceway for the rollers and locates the rollers on the shaft, keeping smooth linear or rotational motion and restoring bearing performance when replaced. Quick overview: - Provides the primary raceway surface for needle rollers, similar to sealed ball bearing race needs - Restores alignment and load capacity in linear slide unit and gearbox applications - Handy for maintenance swaps, service jobs, or upgrades using steel or ceramic rolling elements - Match the inner ring to the mating bearing (for example RNA4956) for correct fit and performance