German HQW Angular Contact Ball Bearing C30X1904HY971, hybrid ceramic ball bearing with ABEC7/P4 precision grade. Dimensions: 20mm bore, 37mm outer diameter, 9mm width. This high-speed angular contact ball bearing delivers a reference speed of 92,000 RPM with oil lubrication and 64,000 RPM with grease lubrication.
German HQW angular contact ball bearing C30X104HY971 features a bore of 20 mm, outer diameter of 42 mm and width of 12 mm. It is an angular contact ball bearing with a reference speed of 84,000 RPM under oil lubrication and 59,000 RPM under grease lubrication. The bearing adopts ABEC 7/P4 precision grade and is equipped with hybrid ceramic balls.
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