The FAIR-RITE PRODUCTS part 2631103002 is a round cable EMI suppression core with a 340Ohm impedance at 100MHz. It features a 0.770" (19.56mm) inner diameter and a 1.244" (31.60mm) outer diameter, making it compatible with various cable sizes. This EMI suppression core is designed to effectively reduce electromagnetic interference (EMI) and noise in cables, ensuring optimal signal quality and minimizing disruptions. With a length of 2.000" (50.80mm), it offers ample coverage and protection. Reliable and durable, the FAIR-RITE PRODUCTS part 2631103002 is an excellent choice for EMI mitigation in a wide range of applications.