{"product_id":"single-inner-ring-lrtz758531-for-needle-roller-bea","title":"Single inner ring LRTZ758531 for needle roller bearings, metric 75 mm ID x 85 mm OD x 31 mm width, high carbon steel machined inner race for RNA4915UU assembly, precision replacement for linear slide units, ideal for industrial automation and conveyors","description":"Precision inner ring 75 mm ID x 85 mm OD, 31 mm width\u003cbr\u003e\n✔️ 75 mm ID x 85 mm OD x 31 mm width, high carbon steel, single unit\n\n\u003cp\u003eThis single machined inner ring (LRTZ758531) is the replacement race for needle roller bearings, commonly used in linear slide units, automation equipment, conveyors and general industrial machinery.\u003c\/p\u003e\n\n✅ Metric inner diameter: 75 mm, outside diameter: 85 mm, width: 31 mm\u003cbr\u003e\n✅ Material: high carbon steel, machined for precision fit\u003cbr\u003e\n✅ Designed to assemble with RNA4915UU needle roller cages\u003cbr\u003e\n✅ Series: LRTZ metric inner race, machined type for heavy-duty use\u003cbr\u003e\n✅ Single unit pack, SKU and weight: single inner ring, approx 0.66 lb\u003cbr\u003e\n\n\u003cp\u003e💡 What is an inner ring used for in needle roller bearings and linear slide units?\nInner rings form the hardened raceway for rollers, carrying radial load and maintaining alignment for smooth linear motion.\nHandy benefits at a glance:\n- Provides a precision raceway for needle rollers and sealed ball bearing setups to reduce wear and maintain preload\n- Keeps alignment and positional accuracy in linear slide units and automated equipment, compatible with RNA-series parts\n- Simple replacement to restore bearing performance, extend service life, and support maintenance in industrial assemblies\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969360609515,"sku":"862618","price":85.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/646fea50b1d005261e4cc6ec90b30ecd.png?v=1775237263","url":"https:\/\/vxb.com\/products\/single-inner-ring-lrtz758531-for-needle-roller-bea","provider":"VXB Bearings","version":"1.0","type":"link"}