LRTZ809031 Metric Inner Ring Race, 80 mm ID x 90 mm OD x 31 mm Width, High Carbon Steel, General duty part for assembly with RNA4916UU needle roller bearing, linear slide unit compatible

Single metric inner ring 80 mm ID x 90 mm OD x 31 mm
✔️ High carbon steel, general use, fits RNA4916UU, 80x90x31 mm

This single inner ring (metric) is a replacement race for needle roller bearings and linear slide units. Ideal for industrial equipment, conveyors, and automation maintenance where a hardened inner race is needed.

✅ Model: LRTZ809031, Metric series
✅ Dimensions: 80 mm ID x 90 mm OD x 31 mm width
✅ Material: High carbon steel, machined inner race for RNA4916UU
✅ Application: General duty with needle roller bearings and linear slide units

💡 What is an inner ring used for in needle roller bearings? This ring provides a hardened contact surface that guides rollers and transfers radial loads. - Provides a smooth running surface for rollers, improving load capacity and lifespan for needle roller assemblies and linear slide units. - Maintains roller alignment to reduce wear in gearboxes, conveyors, and automation equipment; handy for maintenance and replacements. - Can be used alongside sealed ball bearing or ceramic options when configuring bearing systems.