Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 128A113-1LN found under Gearcase Motor by Barker And Williamson. The National Stock Number assigned to this part is 3010000736652, 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 128A113-1LN.