Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FNA2684-1042 found under Knob by Electronic Hardware Corp. The National Stock Number assigned to this part is 5355007320525, and the Federal Supply Class is 5355 Knobs And Pointers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FNA2684-1042.