Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DPU-A-043-1 found under Lamp Assembly by H And S Aviation Ltd. The National Stock Number assigned to this part is 6240015027103, 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 DPU-A-043-1.