Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DD 4809 CFV19278 009 IT009 found under Valve Plug by Cunico Corporation. The National Stock Number assigned to this part is 4820014983942, 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 DD 4809 CFV19278 009 IT009.