Consolidated Type 1541-3/1543-3 Nuclear Valves

The Consolidated Type 1541-3 and 1543-3 are spring-loaded safety valves certified to ASME Code Section III for Class 2 or Class 3 service, Section VIII safety related and Section I commercial grade services. The nuclear versions are approved for air service pressure relief valve applications only.


  • Spring loaded safety valve applied in Air System Protection application in nuclear plants
  • Commercial grade version also available
  • ASME Sec III Class 3, NV stamped
  • ASME Sec VIII safety related
  • ASME Sec 1 commercial grade