Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D4N-4B2H found under Switch Sensitive by Omron Electronics Llc. The National Stock Number assigned to this part is 5930016126589, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D4N-4B2H.