Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 11016C found under Nut Plain Hexagon by Tecumseh Products. The National Stock Number assigned to this part is 5310007630431, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 11016C.