Inner Ring LRTZ657226 for Needle Roller Bearings, Metric Inner Diameter 65 mm x Outer Diameter 72 mm x Width 26 mm, High Carbon Steel Machined Type for RNA4913UU, Single Unit

Inner ring LRTZ657226, 65 x 72 x 26 mm single unit
✔️ High carbon steel machined inner ring for RNA4913UU, 65 x 72 x 26 mm

This machined inner ring is for needle roller bearings used in industrial machinery and linear slide unit setups where compact, accurate radial support is needed. Sold as a single unit (pack of 1).

✅ Model LRTZ657226, inner ring for needle roller bearings
✅ Dimensions: 65 mm bore, 72 mm o.d., 26 mm width
✅ Material: high carbon steel, machined finish, chamfered bore
✅ LRTZ Metric Series, machined type compatible with RNA4913UU
✅ Pack of 1, single bearing for assembly with RNA4913UU
✅ Weight approx. 0.330 lb, SKU 862143, general usage

💡 What is a needle roller bearing inner ring used for in linear slide units and machinery? A needle roller inner ring provides the hardened running surface that needle rollers contact, allowing compact bearings to carry high radial loads with precise motion control. Use this when you need a low-profile, accurate raceway that keeps rollers aligned and minimizes wear. - Provides a precise raceway for needle roller bearings in linear slide unit applications, boosting accuracy and service life. - Favored in machined assemblies where a compact inner ring outperforms sealed ball bearing options for radial load in tight spaces. - Pairs with needle roller cages like RNA4913UU to deliver smooth motion and reliable performance in industrial equipment.