Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1016439-50 found under Simulator Assy Mp5 by Meggitt Training Systems Inc. The National Stock Number assigned to this part is 6920014605124, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1016439-50.