{"product_id":"nart17uur-single-bearing-metric-roller-follower-17","title":"NART17UUR single bearing Metric roller follower 17 mm ID caged sealed non-separable crowned high-carbon chrome steel with oil hole, 21 mm overall width, 40 mm diameter, 20 mm roller width","description":"NART17UUR single bearing 17 mm ID caged sealed follower\u003cbr\u003e\n✔️ Caged non-separable follower, 17 mm ID, 40 mm OD, 21 mm width\n\n\u003cp\u003eThis single caged roller follower is built for linear slide units, cam follower systems, conveyors, and automated machinery where sealed, crowned rollers cut friction and boost service life.\u003c\/p\u003e\n\n✅ Model: NART17UUR, NART Metric series\u003cbr\u003e\n✅ Inside diameter: 17 mm; roller diameter: 40 mm; roller width: 20 mm\u003cbr\u003e\n✅ Overall width: 21 mm; caged retainer; non-separable design\u003cbr\u003e\n✅ Material: high carbon chrome steel; crowned roller surface\u003cbr\u003e\n✅ Sealed design with oil hole; temperature range -20 to 120°C\u003cbr\u003e\n✅ Dynamic load capacity 17,600 N; static load capacity 21,000 N; weight ~0.33 lb\u003cbr\u003e\n✅ Ideal for linear slide unit and cam-follower applications needing sealed ball bearing performance\u003cbr\u003e\n\n\u003cp\u003e💡 What is a roller follower used for in linear slide unit and cam-follower systems?\nRoller followers provide reliable rolling contact for converting rotary motion to linear motion or carrying radial loads with lower friction and better tracking than plain bearings.\nQuick summary:\n- Acts as a rolling contact element in cam followers, conveyors, and linear slide units, similar in function to a sealed ball bearing for load paths.\n- Crowned rollers and sealed designs reduce edge loading and contamination, improving life in greased or oil-fed setups and supporting oil hole lubrication.\n- Caged non-separable types simplify installation and retainer control in automated machinery, while ceramic options are chosen when low weight or corrosion resistance is needed.\u003c\/p\u003e","brand":"Bearings Canada","offers":[{"title":"Default Title","offer_id":52511307137343,"sku":"862740","price":201.39,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0887\/4750\/8031\/files\/metric-roller-follower-bearing-sealed.png?v=1776639816","url":"https:\/\/bearingscanada.com\/products\/nart17uur-single-bearing-metric-roller-follower-17","provider":"Bearings Canada","version":"1.0","type":"link"}