Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CL42250-1 found under Clutch Assembly Friction by Formsprag Company. The National Stock Number assigned to this part is 3010001247715, and the Federal Supply Class is 3010 Torque Converters And Speed Changers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CL42250-1.