Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C14166-031-67 found under Nut Sheet Spring by A Raymond Tinnerman Manufacturing. The National Stock Number assigned to this part is 5310007892498, 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 C14166-031-67.