Pipe Plugs by COB Industries
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Low Pressure Nylon Expansion Plugs
Sizes 0.5" to 6"

These superior, versatile, expandable pipe plugs are used to accommodate a wide variety of industrial applications where an airtight seal is required.

COB Advantages:

  • Quality, Lightweight, Durable Nylon 20% lighter than metal.
  • Tough/shatter-proof and easily cleaned and maintained, corrosion resistant.
  • Plaster or cement do not adhere to the plug.
  • Friction-reducing acetyl copolymer thrust washer inserted between plate and wing nut provides for easy expansion.
  • Natural Rubber provides "superior" seal. SS withstand 60-100PSI, VS withstand 24-42 PSI.
  • Larger sizes incorporate strengthening ribs to provide rigidity in use.
  • Silicon, nitrile, and viton seals available

 

 


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