A ring, usually flat, of metal or rubber to keep joints or nuts secure

Let's find possible answers to "A ring, usually flat, of metal or rubber to keep joints or nuts secure" crossword clue. First of all, we will look for a few extra hints for this entry: A ring, usually flat, of metal or rubber to keep joints or nuts secure. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.