{"product_id":"needle-roller-bearing-inner-ring-lrtz455241-metric","title":"Needle roller bearing inner ring LRTZ455241, metric 45 mm ID 52 mm OD 41 mm width, high carbon steel race for RNA6909UU assembly, general purpose, single piece, linear slide unit compatible","description":"Metric needle roller inner ring LRTZ455241, single piece\u003cbr\u003e\n✔️ 45 mm ID, 52 mm OD, 41 mm width, high carbon steel, for RNA6909UU\n\n\u003cp\u003eThis precision metric inner ring is the hardened race for needle roller bearings and is typically used in linear slide units, automotive linkages, and industrial machinery. Sold as a single piece for repair or assembly.\u003c\/p\u003e\n\n✅ Model LRTZ455241\u003cbr\u003e\n✅ Bore 45 mm ID\u003cbr\u003e\n✅ Outside diameter 52 mm OD\u003cbr\u003e\n✅ Width 41 mm\u003cbr\u003e\n✅ Material high carbon steel, machined type\u003cbr\u003e\n✅ Fits to assemble with RNA6909UU; suitable for linear slide unit and sealed ball bearing applications\u003cbr\u003e\n\n\u003cp\u003e💡 What is an inner ring used for in needle roller bearing assemblies? The inner ring provides a hardened raceway that supports needle rollers and helps position the bearing on a shaft. Quick summary:\n- Improves load distribution and rotational accuracy for needle roller and sealed ball bearing setups.\n- Ensures correct mounting with RNA6909UU-style needle roller units and linear slide applications.\n- High carbon steel raceway offers wear resistance for automotive and industrial use.\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969455374571,"sku":"862120","price":57.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/needle-roller-bearing-inner-ring-45mm-steel.png?v=1775239349","url":"https:\/\/vxb.com\/products\/needle-roller-bearing-inner-ring-lrtz455241-metric","provider":"VXB Bearings","version":"1.0","type":"link"}