Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BLC 7WHITE found under Lamp Incandescent by Mechanical Enterprises Inc. The National Stock Number assigned to this part is 6240013690067, 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 BLC 7WHITE.