Had to replace a warped part.
After filling out the online request I was asked to submit the original UPC code. Revell USA received UPC code from me 24 March. New part arrived 4 April.
I also received confirmation from Revell USA on receipt and status.
It was a painless experience. Kudos Revell USA Customer Service!
Now, if they would just get to work on some Ju88 variations. 388, 188, C2...