Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DR20 found under Capacitor Fixed Paper Dielectric by C E Niehoff And Co. The National Stock Number assigned to this part is 5910002569730, and the Federal Supply Class is 5910 Capacitors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DR20.