Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number QUECK E40 220V 420W found under Lamp Mercury Vapor by Logistikkommando. The National Stock Number assigned to this part is 6240123176520, 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 QUECK E40 220V 420W.