Header Plugs for Fin-Fans / Heat Exchangers (Shoulder Plugs)
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Tube Plugs, Gaskets &
Header Plugs

Header Plugs / Shoulder Plugs

Rapid Delivery of Header Plugs for Fin-Fans® and Air-Cooled Heat Exchangers

Product Features

• Available in 20+ metals and coatings
• Same-day shipment on in-stock sizes
• Production capacity of 1,000+ plugs daily
• Rapid turnaround on custom sizes / materials

Product Description

USA Industries is the go-to company for several of the world's largest power plants, refineries, and chemical facilities for header plugs / shoulder plugs. We pride ourselves on our rapid production capabilities, quick turnaround times, and flexbility to produce our plugs in almost any combination of metals (carbon steel, stainless steel, copper and brass are standard), coatings (cadmium, electroless nickel, galvanized, nickel, zinc or uncoated) and size.

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For the world's largest industrial facilities, keeping a shutdown or turnaround on hold for a small part of a heat exchanger doesn't add up. We're able to produce more than 1,000 header plugs / shoulder plugs daily for your fin-fan (air-cooled heat exchanger) at a high quality, to your exacting specs and ship them out 24/7!

The next time you need plugs for your fin-fan (air-cooled heat exchanger), contact USA Industries. In-stock plugs and gaskets ship the same day!

Order plugs and gaskets together and save!

Header Plugs / Shoulder Plugs Sizing Chart
Header Plug / Shoulder Plug Sizing Chart
Tube OD
A Typical
Plug Diameter
UNF Thread
B Length
Under Head
Flat Gasket
Stock #
EZ Torque
Gasket #
5/8" 3/4" 16 3/4" 1" SP-G-0750*(-M) SP-G-EZ-0750*(-M)
1" 1 1/8" 12 3/4" 1 3/8" SP-G-1125*(-M) SP-G-EZ-1125*(-M)
1 1/8"
1 1/4"
1 3/8"
1 1/2"
1 1/4" 1 3/8" 12 3/4" 1 5/8" SP-G-1375*(-M) SP-G-EZ-1375*(-M)
1 1/8"
1 1/4"
1 1/2"
1 1/2" 1 5/8" 12 1" 1 7/8" SP-G-1625*(-M) SP-G-EZ-1625*(-M)
1 1/8"
1 1/4"
1 3/8"
1 1/2"
2" 2 1/8" 12 1 1/4" 2 3/8" SP-G-2125*(-M) SP-G-EZ-2125*(-M)
1 1/2"

All sizes are typical and for use as reference. USA Industries can custom make your header plugs to any size or specification, and in any material you need!

FIN-FAN is a Registered Trademark of Hudson Products Corporation

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Header Plugs / Shoulder Plugs Sizing Chart

Frequently Asked Questions

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