Designed with the PE signature fast action cam toggles, the aluminum design offers stations an upgrade from OEM hatch covers.
The Preferred Engineering Covers are constructed from polished stainless steel for easy decontamination, and offers a unique design which includes our Quick-Lock© Toggle Bolt System.
Preferred Engineering has a long history of designing and manufacturing custom seals for generating stations. We focus on cost effective, easily installed seals with a long operational life.
The Gate Valve Plug is a stainless steel assembly with a simple effective design that makes it a perfect utility for sealing pipes and valves when maintenance is needed.
The Preferred Engineering Pipe Plug is an aluminum and Stainless Steel assembly that uses Buna-N elastomer seals.
The RPV Drain Plug permits the performance of downstream piping and valve maintenance without the need to drain the vessel or the use of freeze seals.
The Preferred Engineering Reactor Water Storage Tank Plug (RWST) has two basic designs, the Manually Actuated Plug, and the Passive Spring Actuated Plug.
The Stud Hole Plugs are machined from UHWM plastic and are designed to ‘rest’ on the top thread and seal on counter bore walls.
The specialized Valve Housekeeping Plug was developed by Preferred Engineering to prevent water from interfering with welding operations.
Cask Bolt Plug seals fuel cask bolt holes and eliminates leaks and cleanouts.
Consisting of segmented EPDM extrusions, these seals are custom made for each plant’s reactor annulus.
Specifically designed to cut Critical Path time and reduce Dose, the FTTCS is a stainless steel assembly that allows remote sealing of the Fuel Transfer Tube.
The Preferred Engineering Fuel Pool Plugs are stainless steel weldments designed to seal openings in the Spent Fuel Pool during maintenance.
Hot/Cold Leg Loop Plugs are designed for reliable nozzle isolation and minimal protrusion from the vessel wall.
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