Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KV12270 40 found under Valve Actuator by Esi Electronic Corp. The National Stock Number assigned to this part is 4820016312636, 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 KV12270 40.