Sangano rokutanga kukudziridza simba renyukireya raiva U.S. Navy, pamwe S1W reactor nechinangwa propelling submarines uye vatakuri vendege. wokutanga renyukireya-powered submarine, USS Nautilus, akaiswa mugungwa January 17, 1954. The trajectory pakati vehurumende Reakita magadzirirwo akanga zvikuru kufurirwa Admiral Hyman G. Rickover, uyo Weinberg somunhu pedyo chipangamazano, akasarudza PWR / Pressurized Water Reactor magadzirirwo, muchimiro 10 MW Reakita nokuda Nautilus, chisarudzo kuti zvaizoita kuti PWR kugamuchira hurumende kuzvipira kukudziridza, utungamiriri ouinjiniya kuti zvaizoguma nomugumisiro wokupedzisira kukanganisa pamusika emagetsi American mumakore kuuya.
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