There have been eight no hitters for the Yankees, by pitchers Dwight Gooden in 1996, Jim Abbott in 1993, Dave Righetti in 1983, Allie Reynolds did it twice in 1951, Monte Pearson in 1928, Sad Sam...
No pitcher has thrown a no-hitter while in a Mets uniform. However quite a few pitchers with no-hitters after they left: Nolan Ryan has 7 (four with Angels, one with Astros and two with Rangers)Tom...
The Mets have pitched 31 one-hit games not including 2 rain shortened one-hit games. However, the shortened games reached the necessary 5 completed innings to count as official games.