The Fair-Rite 3595000521 is a high-quality Ferrite Toroid Core, available through Supreme Components International, an authorised distributor. This core is made from Material 95, known for its excellent magnetic properties. With an outer diameter of 9.53mm, an inner diameter of 4.75mm, and a height of 3.18mm, it's suitable for a wide range of applications, including power inductors, signal transformers, and EMI filters. Its toroidal shape ensures efficient magnetic flux containment, minimizing electromagnetic interference. Choose this Fair-Rite core for reliable performance in your electronic designs. Supreme Components International guarantees authenticity and quality.