Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4120-000-02 found under by Universal Avionics Systems Corp. The National Stock Number assigned to this part is 5821015542503, and the Federal Supply Class is 5821 Radio And Television Communication Equipment Airborne. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4120-000-02.