Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EFS15E27 found under Lamp Fluorescent by Matsushita Electric Corp Of America. The National Stock Number assigned to this part is 6240014621870, 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 EFS15E27.