spikeyxxx Thanks for your feedback!)
I don’t know how to show the model correctly in Sketchfab, but this is how it looks in Blender

As for the topology – of course, I’m just getting started, so I got confused with the treads. First, I applied the Array modifier (first picture below), and then – Bezier Curve (second picture below), and this is what happened:


If you have a hint of what went wrong here, I’ll be grateful)