Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TDI-17670 found under Radiator Vehicular by Thmx Holdings Llc. The National Stock Number assigned to this part is 2540015904935, and the Federal Supply Class is 2540 Vehicular Furniture And Accessories. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like TDI-17670.