71800 series bearings

📷 Product Thumbnail
📐 Structure Drawing

718/850

Metric Dimensions (mm)
Bore d850mmBearing inner bore
Outer Dia. D1030mmBearing outer diameter
Width B82mmBearing width
Radial Load (KN)
Dynamic Load Cr555KNBasic dynamic radial load rating
Static Load C0r1300KNBasic static radial load rating
Speed & Torque
Grease Lubrication450rpmLimiting speed for grease lubrication
Oil Lubrication530rpmLimiting speed for oil lubrication
Other Parameters
Weight144kgBearing weight
718/850 thin‑walled angular contact ball bearing adopts ultra‑thin‑wall structure for huge inner diameter. It bears combined radial and unidirectional axial loads with low‑noise running property, extensively adopted for large rotary tables and heavy‑industry large‑diameter auxiliary equipment.

71800 series bearings feature an angular contact design with ultra-thin section dimensions, engineered to support combined radial and axial loads in an extremely lightweight, space-saving package. Available in open configurations only, with bore diameters ranging from 10mm to 50mm and an ultra-thin cross-section height of 5mm across all sizes. These bearings deliver compact design, significant weight reduction, high-speed capability, excellent axial rigidity, and reliable performance in precision applications, making them ideal for aerospace actuators, robotics joints, medical imaging equipment, semiconductor manufacturing devices, machine tool spindles, and high-speed precision mechanisms where both weight savings and axial load capacity are critical requirements.

联系电话
📞 400-0635-880
TEL
联系邮箱 联系邮箱 联系手机
📱 +86-635-2513333
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