Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AS664-001 found under Synchro Transmitter by Moog Inc. The National Stock Number assigned to this part is 5990006887036, 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 AS664-001.