The SURVIVOR has been designed to provide the most visible and reliable valve position indication for corrosive environments. Molded from DuPont’s SuperTough Zytel Nylon, the SURVIVOR will stand up to harsh washdowns and corrosives with ease. Moniteur’s Engineered Loc-Ring Cam and Shaft retention system and a bronze or stainless steel bearing allow a multi-million cycle life, even in harsh environments.