71800 series bearings

📷 Product Thumbnail
📐 Structure Drawing

71806

Metric Dimensions (mm)
Bore d30mmBearing inner bore
Outer Dia. D42mmBearing outer diameter
Width B7mmBearing width
Radial Load (KN)
Dynamic Load Cr4.4KNBasic dynamic radial load rating
Static Load C0r4.8KNBasic static radial load rating
Speed & Torque
Grease Lubrication32000rpmLimiting speed for grease lubrication
Oil Lubrication48000rpmLimiting speed for oil lubrication
Other Parameters
Weight0.025kgBearing weight
71806 thin‑walled angular contact ball bearing optimizes cross‑section thickness to reduce component weight and occupied installation space. Low friction loss enables high‑speed operation, frequently used for instrument machinery, small‑size rotary drive systems and automated auxiliary devices.

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
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📱 +86-635-2513333
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