Mechanical Plugs - Petersen Products Company

Mechanical Pipe Plugs for Almost Any Application

Contact us to customize Plugs for almost any size, pressure, temperature or chemical requirement. 800-926-1926 or 262-692-2416

Click on a product pictured below for detailed product information and to order online.

Pipe Protector Plugs Used for keeping the pipe inside diameter clean.	Pipe Protector Plugs Used for keeping the pipe inside diameter clean.	Mechanical Low Pressure Aluminum By-Pass Plugs For very low pressure test or temporary closure, 1 1/2" to 36" sizes.	Hand Tightening nylon Body Test Plugs Extremely versatile and cost effective expansion plugs for many applications.	Steel Wing Nut Plugs Galvanized steel and Stainless steel wing nut plugs, 1.5" to 6" sizes.
140 Series Pipe Protector Plugs	140-4 & 140-5 Series Flush Mounted Plugs	141 Series Low Pressure Aluminum Body By-Pass Plugs	142 Series Nylon Body Test Plugs	142-8 Series Well Monitoring Plugs (Made by Cherne)
Steel Wing Nut Plugs Galvanized steel and Stainless steel wing nut plugs, 1.5" to 6" sizes.	Mechanical Hand Tightening Test Plugs Economical plugs for many applications.	Lever Type Expandable Rubber Plugs Light weight, low cost expandable rubber plugs, 3/8" to 4" sizes.	T-Handle Expandable Rubber Plugs Light weight, low cost expandable rubber plugs, 1/2" to 4" sizes.	Steel Wing Nut Plugs Galvanized steel and Stainless steel wing nut plugs, 1.5" to 6" sizes.
142-9 Series Test Caps (Made by Cherne)	143-0 Series nylon Test & Cleanout Plugs W&W/O By-Pass	143-1 Series Lever Type Expandable Rubber Plugs	143-2 Series T-Handle Expandable Rubber Plugs	143-3 Series Steel Wing Nut Plugs (Made by Cherne)
Polypropylene End of Pipe Plugs Polypropylene construction plugs for end of pipe use, 1.5" to 4" sizes.	Water Line Stub Plugs Ideal for plugging water line stub-outs, .39" to 5" sizes.	Cast Iron Body By-Pass Plugs Ideal for water and air sewer testing, 2" to 12" sizes.	T-Handle Aluminum Test Plugs Ideal for long-term applications, 6" to 18" sizes.	Reinforced Threaded and Hub Plugs Reinforced Threaded and Hub Plugs, 2" to 4" sizes.
143-4 Series Polypropylene End of Pipe Plugs (Made by Cherne)	143-5 Series Water Line Stub Plugs (Made by Cherne)	143-6 Series Cast Iron Body By-Pass Plugs (Made by Cherne)	143-7 Series T-Handle Aluminum Test Plugs W&W/O By-Pass (Made by Cherne)	143-8 Reinforced Threaded and Hub Plugs (Made by Cherne)
Reinforced ABS Wing Nut Plugs Reinforced ABS Wing Nut Plugs, 1.48" to 8.03" sizes.	Mechanical Low Pressure nylon Plugs For very low pressure test or temporary closure, 1/2" to 6" sizes.	High Impact ABS Wing Nut Plug For very low pressure test or temporary closure, 1/2" to 6" sizes.	Mechanical and Mechanical / Inflatable Pipe Plugs, Medium and High Pressure This plug has a double ring seal and also locking lugs to withstand pipe pressures up to 150 psig with medium pressure styles and 5000 psig for high pressure configurations.	145-8 Series Pipeline Joint Testers An efficient way to test joints, 21" to 120" sizes.
143-9 Reinforced ABS Wing Nut Plugs (Made by Cherne)	144 Series Low Pressure nylon Plugs W&W/O By-Pass	144-1 Series High Impact ABS Wing Nut Plug	145 Series Mechanical and Inflatable Seal Pipe By-Pass Plugs, Medium and High Pressure	145-8 Series Pipeline Joint Testers (Made by Cherne)
Mechanical Test Plugs (Bolt type medium pressure) Simple, reliable testing of a pipeline.	Mechanical Test Plugs (Bolt type medium pressure) Simple, reliable testing of a pipeline.	Bolt Type Mechanical Pipe Plugs, High Pressure These plugs are used for testing high pressure pipelines.	EZ-Swet Mechanical Line Stopper Plugs Repair without draining the entire water system, 1/2" to 4" pipelines.	148 Series Twist & Seal High Pressure Heat Exchanger Tube Plugs A new and easy way to seal leaking tubes, .410" to .960" size tubes.
146 Series Bolt Type Medium Pressure By-Pass Test Plugs	146-9 Series Mechanical Plugs	147 Series Bolt Type High Pressure Test Plugs With By-Pass	148-0 Series EZ-Swet Mechanical Line Stopper Plugs W&W/O By-Pass	148-1 Series Twist & Seal High Pressure Heat Exchanger Tube Plugs
148 Series Twist & Seal Condenser Plugs Economical low pressure plugs designed specifically for heat exchangers, 5/8" to 2" sizes.	148 Series Remote Placement Expander Plugs Install plug into pipeline and remove handle, 1/2" to 2" sizes.	Single Mechanical Test Plugs With By-Pass Ideal for sealing and testing a variety of pipe sizes.	Double Mechanical Test Plugs Plug does the work of three plugs in one, 1 1/2" to 8 1/4" pipelines.	High Lift Flange Weld Test Plugs Quickly isolate and test the weld joint of any welded flange to pipe connection, 3/4" to 24" sizes.
148-2 Series Twist & Seal Condenser Plugs	148-3 Series Remote Placement Expander Plugs	149-1 Series Aluminum Body Test By-Pass Plugs	149-2 Series Double Mechanical Aluminum Body Test Plugs	151 Series High Lift Flange Weld Test By-Pass Plugs
936-5000- Series Safety Gags
936-5000- Series Safety Gags

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The successes we both have had in designing and building equipment to meet the special requirements of our customers has been very rewarding. I appreciate everything you have done to make this possible. The personal relationship we have developed has been very important and meaningful to me. I have very high regard for your analytical and problem solving ability in achieving an objective and creating solutions to problems.