Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2215-1403 found under Knob by American Hofmann Corporation. The National Stock Number assigned to this part is 5355011765481, 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 2215-1403.