Rotor spindle bearing is a standard bearing that plays an important role in textile machinery, FTM can be produced according to the model, but also can be customized according to the design of different sizes.
https://www.ftmbearings.com/product/rotor-spindles-and-completes/rotor-spindles-type-t103.html
https://www.ftmbearings.com/product/rotor-spindles-and-completes/rotor-spindles-type-t103.html