Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K2559649 found under Plug Short Out Igni by Boeing Company The. The National Stock Number assigned to this part is 4730006131865, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like K2559649.