The 5203-ZZ-NR is a double row radial ball bearing with dimensions of 17x40x17.463 mm, designed for high performance and durability. This bearing features shielded construction and a snap ring for secure installation, providing protection against contaminants. Manufactured by PEER BEARING COMPANY, it is rated for high load capacities and meets industry standards for compatibility with various systems. With its robust design and high-quality materials, the 5203-ZZ-NR is an excellent choice for reliable performance in demanding applications.