Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D26273-1 found under Lamp Fluorescent by Richards Imagery Interpretation. The National Stock Number assigned to this part is 6240010846686, 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 D26273-1.