Three weeks after acquiring Armando Benitez in a trade with the crosstown Mets, the Yankees send the much-maligned reliever to the Mariners. In return, the Bronx Bombers get back 36-year-old Jeff Nelson for his second tour with the team.

On August 6, 2003 — Three weeks after acquiring Armando Benitez in a trade with the crosstown Mets, the Yankees send the much-maligned reliever to the Mariners. In return, the Bronx Bombers get back 36-year-old Jeff Nelson for his second tour with the team.

Source:
Baseball Reference August 6
National Pastime
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game