UB-R8-B3 - STANDARD BEARING MEASURE (12,7 x 28,57 x 7,94 mm) B3 -- COD. ( R8-2RS - 12,7 28,57 7,94 - 12,728,577,94 - 12,7x28,57x7,94 )

Key strengthsMiniature R8 bearing with high precision designDimensions 12,7 x 28,57 x 7,94 mm2RS seals for protection against dust and contaminantsInch size standard for compatibilitySmooth and stable operation DescriptionThe UB-R8-B3 bearing is a miniature deep groove ball bearing designed for compact inch standard applications.The dimensions (12,7 x 28,57 x 7,94 mm) correspond to the inch standard 1/2 x 1-1/8 x 5/16, ensuring compatibility with many mechanical systems.The R8-2RS configuration with double seals protects against dust, dirt and moisture while retaining lubrication and extending service life.The deep groove design supports radial and light axial loads with smooth and stable operation. SpecificationsType: miniature deep groove ball bearingModel: R8 / R8-2RSDimensions: 12,7 x 28,57 x 7,94 mmInch equivalent: 1/2 x 1-1/8 x 5/16Seal: 2RS (double seal)Material: high strength chrome steelStructure: single row ballLoad: radial and light axialBall quantity: 8Application: precision and smooth rotation CompatibilityCompatible with codes: R8, R8-2RSCompatible with inch size 1/2 x 1-1/8 x 5/16Used in precision mechanical componentsSuitable for electric motors, tools and compact systemsIdeal replacement for standard miniature bearings