The 5961000501 is a high-quality solid round ferrite core from Fair-Rite, a leading manufacturer of magnetic components. Supreme Components International is an authorised distributor of Fair-Rite products, ensuring you receive genuine components. This ferrite core is designed for a wide range of applications, including EMI suppression, signal filtering, and inductor construction. Its dimensions are 9.5mm outer diameter, 4.75mm inner diameter, and 6.35mm height. Ferrite cores are essential for reducing electromagnetic interference and improving the performance of electronic circuits. Choose Supreme Components International for reliable components and expert support. This core offers excellent performance characteristics for demanding applications.