Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B42000-95-0011 found under Coupling Shaft Rigid by Babington Technology. The National Stock Number assigned to this part is 3010014928203, 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 B42000-95-0011.