Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5021-212 found under Capacitor Fixed Pla by Raytheon Company. The National Stock Number assigned to this part is 5910007943252, 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 5021-212.