Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 15A15CL found under Lamp Incandescent by 21St Century Enterprises Inc. The National Stock Number assigned to this part is 6240001325346, 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 15A15CL.