Bronze swing check | Class 150 threaded end connections | FNPT Thread | 150 psi/10.3 bar saturated steam to 366�F/185�C | Steam (PFTE) seat disc | Renewable PTFE disc | Y-pattern | 300 psi/20.7 bar non-shock cold working pressure | Use in U.S. drinking water applications is prohibited after January 3, 2014