The Fair-Rite 431163951 is a Ferrite Toroid Core designed for a wide range of electronic applications. Constructed from Material 43, this core offers excellent performance characteristics. Its dimensions include an outer diameter (OD) of 11.68mm, an inner diameter (ID) of 6.35mm, and a height (Ht) of 3.18mm. Toroid cores are known for their efficient magnetic flux containment, minimizing electromagnetic interference (EMI). As an authorised distributor of Fair-Rite components, Supreme Components International guarantees the authenticity and quality of this product. This core is suitable for inductors, transformers, and other magnetic components.