{"product_id":"machined-caged-needle-roller-bearing-rna4912uu-68","title":"Machined Caged Needle Roller Bearing RNA4912UU, 68 mm ID x 85 mm OD x 25 mm W, High Carbon Steel, Sealed with Oil Hole, Single Unit, RNA49 Metric Series, High Load Capacity","description":"Caged needle roller bearing RNA4912UU, 68x85x25mm sealed\u003cbr\u003e\n✔️ ID 68 mm, OD 85 mm, W 25 mm, carbon steel, sealed, oil hole, 1pc\n\n\u003cp\u003eThis is a machined caged needle roller bearing (RNA4912UU) designed for tight-space applications like automotive transmissions, industrial gearboxes, and linear slide unit guides. Sold as one single bearing for direct replacement use.\u003c\/p\u003e\n\n✅ ID: 68 mm\u003cbr\u003e\n✅ OD: 85 mm\u003cbr\u003e\n✅ Width: 25 mm\u003cbr\u003e\n✅ Material: High carbon steel\u003cbr\u003e\n✅ Type: Caged machined needle roller, 1 row\u003cbr\u003e\n✅ Series \/ Model: RNA49 Series, RNA4912UU\u003cbr\u003e\n✅ Enclosure: With seals (synthetic rubber)\u003cbr\u003e\n✅ Oil provision: With oil hole\u003cbr\u003e\n✅ Dynamic load capacity: 54,500 N\u003cbr\u003e\n✅ Static load capacity: 92,800 N\u003cbr\u003e\n✅ Max speed: 3,000 rpm\u003cbr\u003e\n✅ Weight: 0.630 lb\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller bearing used for in compact machinery?\nNeedle roller bearings support high radial loads in constrained spaces and are handy where a standard sealed ball bearing may be too bulky.\nThis short intro explains common fits and benefits:\n- High radial capacity for compact gearboxes, transmissions, and drive trains where space is limited\n- Common choice for linear slide unit guides, robotics, and automotive shaft supports\n- Sealed versions protect lubrication; consider sealed ball bearing or ceramic options for specialized corrosion or speed needs\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969340784875,"sku":"863292","price":187.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/5f93224482d9512f24340006dcec7d56.jpg?v=1773718136","url":"https:\/\/vxb.com\/products\/machined-caged-needle-roller-bearing-rna4912uu-68","provider":"VXB Bearings","version":"1.0","type":"link"}