Cast Bolt Plug

The Preferred Engineering Cast Bolt Plug is formed from a single piece of high strength radiation-tolerant plastic. The lower portion of the Plug is threaded and includes a lead-in pilot to minimize cross-threading. 

Benefits:

• Seals fuel cask bolt holes quickly & reliably.
• Eliminated leaks and cleanouts.
• Plastic body – will not harm threads in cask.
• Reusable, radiation-resistant seal.
• Installs quickly – 1 turn past seal contact.
• Self-draining top.
• Head hex for contingency removal.
• Designed to seal against 30 feet of water pressure.