Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ES8422-01 found under Nut Plain Plate by F P A Manufacturing. The National Stock Number assigned to this part is 5310006083807, 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 ES8422-01.