Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B43731 found under Casting Motor Rotor by Bogue Electric Manufacturing Co. The National Stock Number assigned to this part is 6125011682703, and the Federal Supply Class is 6125 Converters Electrical Rotating. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B43731.