Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NU9043 found under Stiffnut by Transaero Inc. The National Stock Number assigned to this part is 5310001019562, 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 NU9043.