22/08/1989 Ryan becomes the first MLB pitcher to record 5,000 strikeouts
Nolan Ryan - Baseball Hall of Fame Biographies
Ryan fans Rickey for his 5,000th career K
Against the Oakland Athletics, Ryan struck out Rickey Henderson to become the only pitcher to record 5,000 career strikeouts. His 4,999th and 5,001st strikeouts were from the same man, Athletics catcher Ron Hassey. Two years later, at 44, Ryan finished fifth in the league in ERA and third in strikeouts.