The Fair-Rite 475164181 is a Ferrite Toroid Core, a crucial component in numerous electronic circuits. Supreme Components International is an authorised distributor of Fair-Rite products, ensuring you receive genuine, high-quality components. This particular core is made from Material 75, known for its specific magnetic properties. Its dimensions include an Outer Diameter (OD) of 16.4mm, an Inner Diameter (ID) of 9.65mm, and a Height (Ht) of 4.75mm. Toroid cores are widely used in inductors, transformers, and filters due to their efficient magnetic flux containment and minimal electromagnetic interference. The 475164181 is suitable for applications requiring stable inductance and high permeability.