The FAIR-RITE 2661250402 is a high-quality toroid core designed for a wide range of electronic applications. Constructed from 61 material, this ferrite core offers excellent performance and reliability. Its dimensions include a 12.7mm outer diameter, a 6.35mm inner diameter, and a 4.75mm height. This toroid core is suitable for use in inductors, transformers, and other magnetic components. As an authorised distributor of FAIR-RITE components, Supreme Components International guarantees the authenticity and quality of this product. Trust Supreme Components International for all your electronic component needs.