Inner Ring LRTZ324037 Metric 32 mm ID x 40 mm OD x 37 mm Width High Carbon Steel Race for Needle Roller Bearing RNA69/32UU Assembly Industrial Replacement Part

Single metric inner ring 32 mm ID x 40 mm OD x 37 mm
✔️ High carbon steel, 37 mm width, fits RNA69/32UU needle roller bearings

This machined metric inner ring, model LRTZ324037, is a single replacement part used inside needle roller bearings and linear slide unit assemblies for general industrial and machine tool applications.

✅ Model LRTZ324037, Metric LRTZ series
✅ Dimensions 32 mm ID x 40 mm OD x 37 mm width
✅ Material high carbon steel, machined inner race for durability
✅ Bore type chamfered, oil hole none, for RNA69/32UU compatibility
✅ Suited for needle roller bearings, linear slide unit setups and sealed ball bearing housings
✅ Weight 0.290 lb, sold as a single inner ring part

💡 What is an inner ring used for in needle roller bearings and linear slide units? A proper inner ring gives a hardened running surface and keeps rollers aligned, so bearings handle radial loads and run smoothly. - It supplies the raceway for needle rollers and is key in linear slide unit assemblies. - It complements sealed ball bearing housings and is different from ceramic race options in material and wear profile. - Picking the right inner ring material and size improves service life and reduces maintenance for general industrial gearings.