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Tube Plugs, Gaskets &
Header Plugs

We have the most comprehensive line of tube plugs available for use with heat exchangers, boilers, condensers & air coolers. Browse our entire selection from the top-of-the-line, superiorly engineered Snap It® JR & SR (providing consistent, controlled installation with pressure ratings of up to 7,000 PSID), to our metal tapered, cork, wood, fiber, rubber and expandable rubber tube plugs. We also manufacture header plugs / shoulder plugs for use in fin-fans® and provide traditional flat gaskets or our innovative EZ Torque™ Gaskets, designed to prevent leaks and damage to the header box.

With more than 100 different combinations of plug body & material, and more than 500,000 tube plugs in stock, we're sure to have the heat exchanger, boiler & condenser plugs you need! Order 24/7 from our stocked sizes, ranging from our TP1 (1/4" 18 gauge) to our TP28 (4" 23 gauge) in over 20 different metals.

Need something different? We have a production capacity of more than 5,000 plugs per day and can custom manufacture heat exchanger, boiler & condenser tube plugs to your material and size specifications.

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Tube Plugs from the Plug Pros


Snap It®
Engineered Plugs

Snap It Tube Plugs allow for consistent, controlled installation, a superior fit and increased safety. No welding, no tube sheet damage, no leaks, no worry.

Ease and quickness of installation time per plug is only a few minutes, resulting in a labor cost savings of up to 80+%, while greatly reducing downtime.

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Tapered & Expansion Tube Plugs

Between our variety of plug types and available materials, you can select from more than 60 different types of plugs.

Customize your boiler tube plugs today or choose from our in-stock supply of traditional metal tapered plugs, two-piece plugs, rubber and cork plugs, and more!

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Header Plugs & EZ Torque™ Gaskets

At USA Industries, our header plugs (shoulder plugs), traditional flat gaskets, innovative EZ Torque gaskets, and anode zinc plugs are produced to your exact spec.

If we don't have the header box solutions you need in-stock, we can custom make them with any materials, and at any size 24/7!

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Boiler & Condenser Tube Gauge Chart

Find the heat exchanger, boiler & condenser measurements you need with this 'Birmingham Wire Gauge' (BWG) Size Chart.

Also known as the 'Stubs Iron Wire Gauge' system, this is one of the most in-depth charts for finding tube outside & inside diameters, relative to BWG thicknesses.

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FIN-FAN is a Registered Trademark of Hudson Products Corporation

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USA Industries is driven by our need to service the customer faster and better than anyone else in the market. If saving days or even weeks in the process of getting the product you need is important, think USA Industries! Available 24/7 to actively fill your orders.

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Need something ASAP?

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