Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DEE-4-20-480V-60HZ-3-PH found under by Astute Electronics Ltd. The National Stock Number assigned to this part is 7310016409884, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DEE-4-20-480V-60HZ-3-PH.