Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KJ225BBX2 found under Disk Valve by Siemens Demag Delaval Turbomachi. The National Stock Number assigned to this part is 4820008300351, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like KJ225BBX2.