Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SCD66129 found under Network Impedance Matching by Electronics Of Clearfield Inc. The National Stock Number assigned to this part is 5915003925986, and the Federal Supply Class is 5915 Filters And Networks. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SCD66129.