Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ALL-1016 found under Washer Flat by Flexfab Llc. The National Stock Number assigned to this part is 5310009781782, 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 ALL-1016.