Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 505-463 found under Capacitor Fi Ed Mic by Iet Labs Inc. The National Stock Number assigned to this part is 5910007973726, 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 505-463.