Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BF304-0IW-120A found under Lamp Incandescent by Ledtronics Inc. The National Stock Number assigned to this part is 6240016048342, and the Federal Supply Class is 6240 Electric Lamps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BF304-0IW-120A.