Has an NBA game ever ended82–68?
Yes, 6 times.

Every 82–68 game (6 times)
- January 25, 1953Baltimore Bullets 82, Philadelphia Warriors 68
- November 23, 1951Indianapolis Olympians 82, Syracuse Nationals 68
- January 16, 1951Indianapolis Olympians 82, Minneapolis Lakers 68
- February 1, 1950Rochester Royals 82, Philadelphia Warriors 68
- January 20, 1949Baltimore Bullets 82, New York Knicks 68
- February 23, 1947Chicago Stags 82, New York Knicks 68