Energy & environment · 11/04/1997Updated: 10/17/2026 · 1 min read
Nuclear Regulatory Commission Issues Generic Letter on Control Rod Drive Mechanism Nozzle and Vessel Closure Head Penetrations
Summary
The Nuclear Regulatory Commission has issued a generic letter to operating license holders of pressurized water reactors, requiring them to provide information on their inspection programs for control rod drive mechanism nozzles and vessel closure head penetrations to ensure compliance with safety regulations.