Does Suigetsu die

No he does not. Although when he is blasted by the eight-tails in turns into a watery mush because he was knocked unconscious but if you keep reading he reforms. However, int he Land Of Lightning after Sasuke abandoned him and Jugo, they were trying to escape by dressing up as samurai, but were captured, not very sure if they are dead yet, so suigetsu doesnt die iight