Inner Ring LRT424830 Single Metric 42 mm ID x 48 mm OD x 30.5 mm Width - High Carbon Steel needle roller race for TR486230 assembly, general industrial and linear slide unit use

Single metric inner ring 42 mm ID x 48 mm OD
✔️ 30.5 mm width, high carbon steel, for TR486230 assembly

This inner ring is a single metric bearing race for needle roller assemblies, typically used in linear slide units, conveyor drives, and light industrial machinery. Comes as one piece for quick replacement.

✅ Model: LRT424830
✅ Bore: 42 mm ID; Outside: 48 mm OD; Width: 30.5 mm
✅ Material: high carbon steel, machined inner race for needle rollers
✅ Fits TR486230 assemblies; ideal for linear slide unit repair and general industrial use
✅ Single piece (each), approx. weight 0.220 lb, SKU 861925

💡 What is a needle roller bearing inner ring used for in linear slide units? It provides a hardened rolling surface for needle rollers so shafts and slides run smoothly under radial load. - Supports higher radial loads in tight radial space and increases needle roller bearing service life. - Works with sealed bearing housings and can be paired with ceramic rollers or sealed ball bearing arrangements. - Handy for maintenance teams replacing inner races or assembling TR486230 style needle roller cages.