Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 290047 found under Core Assembly Fluid Cooler by Marine Equipment Inc. The National Stock Number assigned to this part is 2930013923761, and the Federal Supply Class is 2930 Engine Cooling System Components Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 290047.