{"product_id":"lrtz505823-inner-race-metric-50-x-58-x-23-mm-high","title":"LRTZ505823 Inner Race (Metric) 50 x 58 x 23 mm, High Carbon Steel, Machined for RNA4910UU Needle Roller Bearing Assembly, Single Piece, General industrial use replacement part","description":"LRTZ505823 inner race, 50 x 58 x 23 mm metric ring\u003cbr\u003e\n✔️ Single piece inner race, high carbon steel, fits RNA4910UU\n\n\u003cp\u003eThis single inner ring (LRTZ505823) is a machined metric race for needle roller bearing assemblies and linear slide units, commonly used in industrial automation and equipment maintenance.\u003c\/p\u003e\n\n✅ Model: LRTZ505823\u003cbr\u003e\n✅ Type: Metric inner race for RNA4910UU assemblies\u003cbr\u003e\n✅ Bore (ID): 50 mm\u003cbr\u003e\n✅ Outside diameter (OD): 58 mm\u003cbr\u003e\n✅ Width: 23 mm\u003cbr\u003e\n✅ Material: High carbon steel, machined finish\u003cbr\u003e\n✅ Pack: Single piece, sold each\u003cbr\u003e\n\n\u003cp\u003e💡 What is an inner ring used for in needle roller bearing assemblies and linear slide units?\nA durable raceway that keeps rollers aligned and lowers wear for smoother operation.\n- Provides a hardened, precise raceway for needle roller bearings and consistent rolling contact\n- Helps preserve preload and alignment in linear slide unit setups and machined bearing assemblies\n- Works alongside sealed ball bearing designs or ceramic upgrade options for longer service life\n- Handy for quick replacement, maintenance, and OEM repairs in automation and industrial gear\u003c\/p\u003e","brand":"Bearings Canada","offers":[{"title":"Default Title","offer_id":52511269323071,"sku":"861759","price":69.19,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0887\/4750\/8031\/files\/high-carbon-steel-inner-race-50x58x23.png?v=1776640612","url":"https:\/\/bearingscanada.com\/products\/lrtz505823-inner-race-metric-50-x-58-x-23-mm-high","provider":"Bearings Canada","version":"1.0","type":"link"}