Tub bearing. This part is very difficult to install. The manufacturer recommends replacing the complete rear tub and bearing assembly.
Motor stator assembly
Washing machine rotor assembly. The rotor interacts with the stator to create a strong electromagnetic field which rotates the tub in either direction. If the magnets on the rotor are damaged, or if any part of the rotor is defective, the washer may not spin or agitate.
Outer washing machine tub assembly. Includes the tub, bearing, and seal.