The DDLF1040ZZA1P25LY121 NMB Miniature Radial Ball Bearing is a high-performance component designed for tight spaces. With an inner diameter of 10mm and an outer diameter of 40mm, it is ideal for applications requiring precision and reliability. This bearing features a double shield design that protects against contaminants, ensuring smooth operation. It can handle speeds up to 25,000 RPM, making it suitable for various industrial applications. Constructed from durable materials and compliant with ISO standards, this bearing is a trusted choice for engineers seeking quality and performance.