Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DP3-063-5864 found under Flange Companion Ve by Drive Products. The National Stock Number assigned to this part is 2520200001511, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DP3-063-5864.