Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MODEL 1243 SEPEX found under Controller Motor by Curtis Industries. The National Stock Number assigned to this part is 6110015594576, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MODEL 1243 SEPEX.