Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MS68-8233 FIGURE 18 found under Lamp Incandescent by Sabbamerica East Inc. The National Stock Number assigned to this part is 6240012992334, 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 MS68-8233 FIGURE 18.