STANDARD BEARING MEASURE (17 x 30 x 7 mm) CERAMICA -- COD. ( CS 6903-2RS / 61903-2RS - 17 30 7 - 17307 - 17x30x7 )

Key strengthsCS 6903-2RS ceramic bearing for high performanceDimensions 17 x 30 x 7 mmMore robust than 6800 seriesLow friction and high speed capability2RS seals for full protection DescriptionThe CS 6903-2RS is a deep groove ball bearing from the 6900 series, designed to balance compact size and load capacity.Compared to the 6800 series, it offers a stronger structure while maintaining compact dimensions.Ceramic balls reduce friction and heat generation, improving efficiency, smoothness and service life.The standard size (17 x 30 x 7 mm) ensures full interchangeability with standard 6903 bearings.The double seals provide protection and long service life. SpecificationsType: deep groove ball bearingModel: CS 6903-2RS / 61903-2RSDimensions: 17 x 30 x 7 mmSeal: 2RS (double seal)Balls material: ceramicRings material: high strength steelLoad: radial + light axialFriction: very lowResistance: high wear and corrosion resistanceVery high speed capability CompatibilityCompatible with codes: 6903, 6903-2RS, 61903-2RSInterchangeable with standard 6903 bearingsHigh performance upgrade over steel bearingsApplications: motors, bicycles, compact systemsIdeal for high-speed precision applications