Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4519ZN2268 found under Seat Assembly Rescue by Nelson Co. The National Stock Number assigned to this part is 4240006735679, and the Federal Supply Class is 4240 Safety And Rescue Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4519ZN2268.