Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BM-02050 found under Flasher Emergency Alarm by Bill Mcclung Inc. The National Stock Number assigned to this part is 6340006247667, and the Federal Supply Class is 6340 Aircraft Alarm And Signal Systems. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BM-02050.