Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 441659C1 found under Turbine Shaft Assembly And Clutc by Komatsu America Corp. The National Stock Number assigned to this part is 2520001949904, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 441659C1.