{"product_id":"single-nast12-roller-follower-metric-12-mm-id-sepa","title":"Single NAST12 Roller Follower, Metric 12 mm ID, Separable Caged Cylindrical Rollers, High-Carbon Chrome Steel, Open Heavy-Duty Type for Linear Slide Unit and Machine Guide Applications","description":"Single NAST12 metric roller follower, 12 mm ID\u003cbr\u003e\n✔️ Separable caged cylindrical rollers; 12 mm ID, 32 mm OD, 12 mm W\n\n\u003cp\u003eThis single NAST12 roller follower is an open, separable cylindrical roller follower used in linear slide units, cam drives, conveyor guides and machine tool feeds.\u003c\/p\u003e\n\n✅ Model: NAST12 (NAST Metric Series)\u003cbr\u003e\n✅ Inside diameter: 12 mm\u003cbr\u003e\n✅ Outside diameter: 32 mm\u003cbr\u003e\n✅ Overall width: 12 mm (11.8 mm typical)\u003cbr\u003e\n✅ Roller surface profile: Cylindrical, roller dia 32 mm\u003cbr\u003e\n✅ Retainer: Caged heavy-duty type\u003cbr\u003e\n✅ Material: High carbon chrome steel\u003cbr\u003e\n✅ Load capacity: Dynamic 10500 N, Static 10900 N\u003cbr\u003e\n✅ Enclosure: Open; single bearing pack (each)\u003cbr\u003e\n✅ Weight: 0.130 lb each; SKU: 862373\u003cbr\u003e\n\n\u003cp\u003e💡 What is a roller follower used for in linear slide units?\nA roller follower is a rolling-element guide that carries radial loads and delivers smooth linear motion with minimal friction, handy for heavy-duty machine guidance.\nShort intro sentence: it keeps cams, slides, and guides tracking precisely under load.\n- Perfect for linear slide unit guides, cam followers, and conveyor tracking systems\n- Preferred when higher load capacity is needed over sealed ball bearing designs\n- Consider ceramic alternatives for extreme-speed or corrosion-prone setups, but steel rollers win for impact-heavy, heavy-duty jobs\n\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969345765611,"sku":"862373","price":71.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/2add40b81f2cb6b04b6128b18a5e5381.png?v=1775236947","url":"https:\/\/vxb.com\/products\/single-nast12-roller-follower-metric-12-mm-id-sepa","provider":"VXB Bearings","version":"1.0","type":"link"}