Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7820955-501 found under Ball Nut Assembly by General Motors Corp. The National Stock Number assigned to this part is 1680012379527, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 7820955-501.