Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B15J3L9 found under Fan Centrifugal by Eastern Air Devices Inc. The National Stock Number assigned to this part is 4140000090233, and the Federal Supply Class is 4140 Fans Air Circulators And Blower Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B15J3L9.