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Home > Product Guide > Plugs, Mechanical

Petersen Product Selection Guide

Custom plugs and packers are available for almost any application. Let us quote on your requirements!

Mechanical Pipe Plugs

1" to 8.03" Well Monitoring Plugs:

Designed to seal monitor wells.

Made with Petroleum resistant Nitrile.

Estimated pressure: 65 psig

1.5" to 6" Test Caps:

Test caps for several applications.

Made of Polyurethane, ABS or Flexible PVC.

Estimated pressure range: 4.3-17 psig

1.5" to 6" Galvanized Steel Wing Nut Plugs:

Cost effective way for plugging open ended pipes.

Made with SBR/natural rubber o-ring.

Estimated pressure range: 1-2 psig

1.5" to 4" Polypropylene End of Pipe Plugs:

Cost effective way for plugging open ended pipes.

Made with Polypropylene construction with a natural rubber o-ring.

Estimated pressure range: 13-22 psig

.39" to 5" Water Line Stub Plugs:

Ideal for plugging water line stub-outs.

Made with SBR/natural rubber o-ring.

Estimated pressure range: 8-185 psig

6" to 18" T-Handle Aluminum Test Plugs:

Plugs for long-term applications.

Made with a Neoprene seal.

Estimated pressure range: 8.7-17 psig

2" to 4" Reinforced Threaded and Hub Plugs:

The Threaded Plug is a cost effective way to seal any damaged threads. The Hub Test Plugs are ideal for use in hub fittings and in bell-end pipes.

Made with a natural rubber o-ring seal as well as reinforced ABS & SS threaded plugs, glass reinforced ABS plastic and stainless steel hardware.

Estimated pressure range: 13-17 psig

1.48" to 8.03" Reinforced ABS Wing Nut Plugs:

Ideal for sewer testing and long-term applications.

Made with a natural rubber o-ring and glass reinforced ABS plastic.

Estimated pressure: 17 psig

1.48" to 4.06" High Impact ABS Wing Nut Plugs:

Ideal for sewer testing and long-term applications.

Made with a neoprene rubber o-ring and high impact ABS material.

Estimated pressure: 5 psig

.28" to 10.50" Bolt Type Mechanical Pipe Plugs, Medium Pressure With By-Pass:

Simple, reliable testing of a pipeline. Designed for simple, reliable testing of pipe and tubing to 250 psig, without tube wall damage associated with other test plugs.

Made with a Neoprene rubber seal and plated carbon steel body. These plugs may also be produced custom to most size, pressure, and chemical requirements.

Standard estimated pressure range: 10-250 psig

.53" to 24" Mechanical High Pressure Test Plugs:

High Pressure Test Plugs use the test pressure to help seal more securely against the pipe's inner diameter. Typical Applications: Force and water main, lift stations, nuclear cooling lines, fire protection lines, special plant situations, irrigation supply lines, and many other projects.

Made with Urethane or Neoprene.

Estimated pressure range: 720-11,100 psig

3/4" to 24" High Lift Flange Weld Test Plugs:

Steam, Sniff, Purge, Weld and Test - All with the same plug. For quickly isolating and hydrostatically testing the weld joint of any welded flange-to-pipe connection.

Made with a Urethane seal.

Estimated pressure range: 450-1,125 psig

1 1/2" to 12.7" Mechanical Test Plugs With By-Pass:

This heavy duty plug is ideal for sealing and testing a variety of pipe sizes. The Single Mechanical Test Plugs have a hollow stem so they may be used for filling or testing of drains and other pipelines.

Made with SBR/natural rubber seals.

Estimated pressure range: 5-25 psig

1 1/2" to 8.25" Mechanical Test Plugs, Double:

Ideal for sealing and testing a variety of pipe sizes. The Double Mechanical Test Plug does the job of three plugs and are ideal for use in plugging both wye connections. The sizing must be more exact than inflatable plugs but they are often less expensive.

Made with molded pure rubber.

Estimated pressure range: 5-25 psig

1/2" to 4" EZ-Swet Mechanical Line Stopper Plugs:

Solder without draining the entire water system. With this plug, you can go into any situation and have immediate control of the water system. No waiting for water to completely drain.

Made with molded Silicon/EPDM composite rubber seal.

3 3/4" to 19" Hand Tightening nylon Body Test Plugs:

Extremely versatile and cost effective expansion plugs for many applications. No parts to corrode. Plugs may convert into a low pressure test or by-pass plug and by-pass to by-pass. By-pass is a standard feature on 10", 12", 15", and 18" diameter.

Made with Polyisoprene rubber construction seals.

Estimated pressure: 5 psig

1 1/2" to 4" Mechanical Hand Tightening Test Plugs:

Economical plugs for many applications. Available with or without hollow stem and tire type valve for easy testing. Soft PVC gasket creates air tight seal.

Made with soft PVC seals.

Estimated blowout ratings range from 8-65 psig

1 1/2" to 36" Mechanical Low Pressure Aluminum By-Pass Plugs:

Low cost plug for very low pressure test or temporary closure. Durable cast aluminum - heavy duty, non-corrosive and maintenance-free; with natural rubber seals.

Made with NBR/natural rubber seals.

1/2" to 6" Mechanical Low Pressure nylon Plugs:

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

Made with NBR/natural rubber seals.

2.469" to 144" Mechanical High Pressure Test Plugs:

This Mechanical Plug can be configured to specific job requirements with almost any pressure, chemical, or temperature requirements. It is available with a solid rubber seal or an inflatable seal. Easy installation, replaceable seals, lightweight, positive seal, and anchor set screws if needed to anchor against line pressure.

Made with solid rubber Nitrile seals.

Estimated pressure: 100 psig

24" to 120" Pipeline Joint Testers:

These joint testers are fast, safe, and easy to use.

These testers are made with natural rubber.

Estimated air pressure: 15 psig

Estimated water pressure: 50 psig

Condenser Plugs:

A new, easy way to seal leaking tubes.

0.57" to 2" Remote Expander Plugs:

Typical uses include blocking pipelines against tampering and gas theft, testing pipelines for leakage, and testing intermediate pressure regulators.

Made with a Nitrile rubber seal.

3/8" to 4" Lever Type Expandable Rubber Plugs:

Extremely versatile and cost effective expansion plugs for many applications. Brass lever type handle provides an excellent grip to fasten the plug into a hole.

Made with Neoprene rubber.

1/2" to 4" T-Handle Expandable Rubber Plugs:

Extremely versatile and cost effective expansion plugs for many applications. Brass lever type handle provides an excellent grip to fasten the plug into a hole.

Made with Neoprene rubber.

6" to 60" Pipe Protector Plugs: Bell End: Spigot End:

This Polyethylene Pipe Protector Plug is used for keeping the inside diameter clean. This Plug has a rubber seal that can be simply inserted in the end of the pipe for fast easy protection from water, sand, animals, and almost anything else.

Made with a natural rubber gasket.

1.5" to 4" Flush Mounted Plugs:

Use in areas of heavy traffic areas such as driveways, doorways, sidewalks, or warehouse floor drains where heavy machinery can be driven over it. Commonly used where carpeting will be laid over a clean out as in an office or finished basement.

This plug has a neoprene gasket.