Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A1740120M4-1 found under Resolver Rotating Assy by Georgia Tech Research Corporation. The National Stock Number assigned to this part is 5990012164799, and the Federal Supply Class is 5990 Synchros And Resolvers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A1740120M4-1.