Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 217379 found under Diaphragm Actuator by Bendix Commercial Vehicle System. The National Stock Number assigned to this part is 4820006986978, 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 217379.