The Bruins return two All-Americans and four starters from last year's NCAA Runner-up team.
Team USA was led by two Bruins, Alec Zwaneveld and Chancellor Ramirez, each scoring two goals.
Team USA will now face Spain in fifth-place game on Sunday.
Bruins Ryder Roberts scored two goals while Garrett Danner made 11 saves in the cage.
A total of eight Bruins (seven players and one coach) are in Szombathely, Hungary.
The Americans were led by two goals each from Danny McClintick, Paul Reynolds and Chris Fahlsing.
The 2013 FINA World Championships will be held July 22-August 3 in Barcelona, Spain.
The Americans advance to tomorrow's fifth-place game against Japan.
Paul Reynolds and Danny McClintick each scored two goals for Team USA.
Seven Bruins were named to the men's squad while five will represent the USA on the women's team.
Attacker Daniel Lenhart led the Americans with two goals in the fourth period.
Lucas Reynolds leads the Americans with five goals on five shots.