Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number WJ 860X 50KHZ found under Filter Radio Freque by Drs Signal Solutions Inc. The National Stock Number assigned to this part is 5915014201573, 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 WJ 860X 50KHZ.