Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 211-990006-440 found under Capacitor Fixed Electrolytic by Cmc Electronics Inc. The National Stock Number assigned to this part is 5910004208555, 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 211-990006-440.