Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 237 843 found under Knob by Miller Electric Mfg Co. The National Stock Number assigned to this part is 5355016298685, 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 237 843.