Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E440 GB 9 found under Knob by New Holland N V Nc. The National Stock Number assigned to this part is 5355011057295, 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 E440 GB 9.