Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 850538-003 found under Armature Assembly by Lucas France Sa Div Aerospace France. The National Stock Number assigned to this part is 2920000397773, and the Federal Supply Class is 2920 Engine Electrical System Components Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 850538-003.