The model has the imperative dimensions, but is too complex to convert to step file, probably there is a mistake in the part modelling.

thank you very much!

Good & Thanks :)

Thank you

This TO220-5 model is what I needed for my LT1010. Great model! I was able to hook this up with the sil pad, screw, and heat sink, for the needed asse...

...but the model is perfect! :-)