Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4043 100 023946 found under Frame Armor Vehicular Window by Ibis Tek Llc. The National Stock Number assigned to this part is 2541016523936, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4043 100 023946.