Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C220633-2 found under Filter Band Pass by American Telephone And Telegraph Co. The National Stock Number assigned to this part is 5915003775880, 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 C220633-2.