Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5018343 181 found under Lamp Incandescent by Thales Training And Simulation Ltd. The National Stock Number assigned to this part is 6240010820987, 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 5018343 181.