Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 323R.003 found under Nut Plain Hexagon by Lombardini Usa Inc. The National Stock Number assigned to this part is 5310015709808, 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 323R.003.