Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SELF-T-20 found under Filter Radio Frequency Interfere by International Parts Corp Div Of. The National Stock Number assigned to this part is 5915013101277, 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 SELF-T-20.