{"product_id":"12-inch-four-point-contact-300x475x55-mm-ball","title":"12 Inch Four Point Contact Slewing Ring Bearing With Inside Gear 300x475x55mm Heavy Duty Ball Bearing For Industrial Machinery And Slow Turning Loads And Applications","description":"\u003cdiv\u003e12-Inch Four-Point Slewing Bearing with Inside Gear\u003cbr\u003e\n✔️ Bore 300 mm (11.81 in), OD 475 mm (18.70 in), W 55 mm (2.17 in) single unit \u003cp\u003eDesigned as a heavy-duty slewing bearing with internal gear teeth, this 12-inch four-point contact unit supports slow, large-rotation loads on equipment like cranes, wind turbines, and large platform turntables. It combines robust load handling with reliable inner gear engagement for smooth, controlled rotation in demanding industrial settings.\u003c\/p\u003e ✅ Bore: 300 mm (11.81 in) inner bore\u003cbr\u003e\n✅ Outer diameter: 475 mm (18.70 in) outer ring\u003cbr\u003e\n✅ Width: 55 mm (2.17 in) slewing ring thickness\u003cbr\u003e\n✅ Inside gear teeth for direct-drive engagement\u003cbr\u003e\n✅ Four-point contact arrangement supports heavy, slow-turning loads\u003cbr\u003e\n✅ Suitable for cranes, wind turbines, and industrial turntables\u003cbr\u003e \u003cp\u003e💡 What is an internal-gear slewing bearing used for in heavy machinery?\nThis handy explanation covers typical use cases and benefits:\n- Provides smooth rotation under heavy radial and axial loads\n- Internal gear enables direct drive engagement with a drive gear\n- Common in cranes, wind turbine hubs, and large turntables\n- Requires proper lubrication and protective seals for long life\u003c\/p\u003e \u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43580779004139,"sku":"VXB01320400401-SLEWING-BEARING","price":992.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/12-inch-four-point-contact-300x475x55-mm-ball-slewing-ring-bearing-with-inside-gear-vxb-ball-bearings-32680306147563.jpg?v=1770445937","url":"https:\/\/vxb.com\/products\/12-inch-four-point-contact-300x475x55-mm-ball","provider":"VXB Bearings","version":"1.0","type":"link"}