{"product_id":"single-nast12zz-roller-follower-bearing-metric-12","title":"Single NAST12ZZ roller follower bearing, metric 12 mm ID, separable caged cylindrical rollers, shielded with oil hole, high-carbon chrome steel for linear slide units and cam applications","description":"Single NAST12ZZ roller follower, metric 12 mm ID caged\u003cbr\u003e\n✔️ Separable caged roller, shielded with oil hole, chrome steel\n\n\u003cp\u003eThis single separable caged cylindrical roller follower (NAST12ZZ) is built for metric linear slide units, cam followers and general machinery bearing tasks where a robust roller follower is preferred over a sealed ball bearing or ceramic option.\u003c\/p\u003e\n\n✅ Pack: single bearing, ready to install\u003cbr\u003e\n✅ Inside diameter: 12 mm (metric)\u003cbr\u003e\n✅ Separable type with caged cylindrical rollers\u003cbr\u003e\n✅ Shielded design with oil hole for lubrication\u003cbr\u003e\n✅ Material: high-carbon chrome steel for durability\u003cbr\u003e\n\n\u003cp\u003e💡 What is a roller follower bearing used for in linear slide unit and cam follower setups?\nThey’re handy for guiding loads and converting motion in cam or slide systems; here’s the gist:\n- Provides precise linear guidance and load support in low- to moderate-speed, high-load applications, often chosen over sealed ball bearing setups\n- Common in cam followers, conveyors, indexers and linear slide units where cylindrical roller contact improves life under radial loads\n- Separable, caged types make inspection and maintenance easier, and features like oil holes or shields help with lubrication and contamination control\n- For extreme speed or corrosion resistance, consider ceramic or sealed ball bearing alternatives for specific needs\u003c\/p\u003e","brand":"Bearings Canada","offers":[{"title":"Default Title","offer_id":52511480217919,"sku":"862619","price":162.5,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0887\/4750\/8031\/files\/33bd42e4bd93cdc216e99c3f97e252d8.png?v=1776636002","url":"https:\/\/bearingscanada.com\/products\/single-nast12zz-roller-follower-bearing-metric-12","provider":"Bearings Canada","version":"1.0","type":"link"}