The DDLF1280ZZA1P25LY121 NMB Miniature Radial Ball Bearing is engineered for precision in compact spaces. With an inner diameter of 12mm and an outer diameter of 28mm, this bearing is perfect for miniature applications. It features a double shield design for enhanced protection against dust and moisture, ensuring longevity and reliability. Rated for high speeds up to 30,000 RPM, it is suitable for various machinery and equipment. The bearing is made from high-quality materials, complying with ISO standards, making it a dependable choice for engineers and manufacturers.