Mechanical Plugs Selection Guide - Low & High Pressure
We offer a wide range of mechanical plugs designed for various industrial and plumbing applications. Whether you're looking to seal, test, or protect pipelines, our selection includes options for low, medium, and high-pressure needs. Choose from durable materials like rubber, aluminum, and polypropylene for tasks ranging from simple leak prevention to high-pressure testing. Our Pipe plugs are versatile and can handle everything from water lines to pipeline joint integrity, ensuring effective solutions for any job.
Low Pressure Mechanical Plugs
Picture
Item #
Product
Description
ByPass
Min Size
Max Size
PSI Max
Materials
Price
Fast easy installation to keep inside diameters of pipes clean
-
6"
60"
-
Natural Rubber Gasket
$33.30 - $773.00
Work well for both gas and water lines. Fast inexpensive way to seal a leak. Environmentally friendly.
-
0.5"
8"
-
Natural Redwood
$4.45 - $81.70
Use in areas of heavy traffic such as driveways, doorways, sidewalks or warehouse floors where heavy machinery can drive over it.
-
1.5"
4"
-
Neoprene Gasket
$23.60 - $42.90
Low pressure test or temporary closure.
Yes
1.5"
36"
-
NBR/Natural Rubber Seals
$32.25 - $2,581.08
Testing for leaks & sealing off sections of pipelines made of cast iron, steel, clay, concrete, etc. Have hollow stem to fill or drain pipe.
Yes
0.5"
24"
-
Natural Rubber Seal
$10.00 - $1,994.76
Inexpensive, lightweight with ByPass fill or vent threaded removable cap.
Yes
0.5"
36"
-
Natural Rubber Seal/Aluminum
$37.36 - $741.69
Versatile, inexpensive. Won’t corrode. Low pressure test or bypass plug and bypass to bypass.
Yes
3.75"
19"
5
Polypropylene Rubber Seals
$25.80 - $860.00
Designed to Seal Monitor Wells.
-
1"
8.03"
6.5
Petroleum Resistant Nitrile
$6.70 - $129.60
PVC pipe plugs for many applications
Yes
1.5"
4"
40
Soft PVC Seal
$4.80 - $22.80
Brass lever provides excellent grip to fasten plug into hole. Reusable, easy-to-use.
-
0.375"
4"
2
Brass handle, zinc plated hardware. Neoprene rubber
$5.70 - $69.30
Inexpensive, versatile plug for many applications. T-handle provides excellent grip.
-
0.375"
4"
15
Rubber Seal
$11.60 - $362.00
Plugging open-ended pipes. Pipe dust cover
-
1.5"
18"
17
Aluminum with Neoprene Seal
$2.93 - $53.50
Plug open ended pipes
-
1.5"
4"
22
Polypropylene with Natural Rubber O-ring
$4.63 - $10.72
Plugging water line stub-outs
-
0.39"
5"
185
SBR/Natural Rubber O-ring
$4.67 - $43.80
Plugs for long term applications
-
6"
18"
17
Aluminum with Neoprene Seal
$201.00 - $773.00
Threaded – seal any damaged threads. Hub – hub fittings & bell end pipess
-
2"
4"
17
Natural Rubber O-Ring, ABS plastic, stainless steel
$8.78 - $19.10
Sewer Testing and long term applications
-
1.48"
8.03"
17
Natural rubber O-ring, glass reinforced ABS plastic
$5.40 - $53.00
Superior, versatile, nylon expansion plugs for variety of industrial applications where an airtight seal is required.
-
0.5"
6"
-
SBR/Natural Rubber Seal
$8.92 - $92.00
Sewer testing long term applications
-
1.48"
4.06"
5
Neoprene rubber O-ring, high impact ABS
$4.46 - $8.44
High Pressure Mechanical Plugs
Picture
Item #
Product
Description
ByPass
Min Size
Max Size
PSI Max
Materials
Price
Single tightening nut to expand seal and actuate pipeline locking pin with ByPass. Double block and bleed port for seal verification.
Yes
2.375"
23.875"
400
Nitrile Seals (others available)
$1,004.05 - $9,092.35
Determine joint integrity for pre-cast concrete pipe.
-
22"
120"
Air - 15, Water - 50
Lightweight Aluminum Design
$6,400 - $18,100
Force and water main, lift stations, nuclear cooling lines, fire protection lines, irrigation supply liines, and more. Round, rectangular and other shaped openings.
Yes
22"
120"
200+
EPDM, Viton Solid Nitrile, inflatable seals, aluminum, steel and more.
$536.43 - $8,196.88
Eliminates tube wall damage as seal is only part of plug to come in contact with pipe ID.
Optional
0.147"
10"
300
Plated Carbon Steel with Neoprene Seal
$147.28 - $956.75
Typical Applications: Force/water main, lift stations, nuclear cooling lines, fire protection lines, special plant situations, irrigation supply lines, and more.
Yes
0.48"
24"
Up to 15,000
Urethane, Neoprene, Dual Urethane/Neoprene
$406.73 - Up
Take immediate control and/or solder without draining the entire water system.
Optional
0.465"
4"
60
Molded silicone/EPDM composite rubber seal
$60.20 - $529.98
Blocking pipelines against tampering and gas theft, testing pipelines for leakage, and testing intermediate pressure regulators.
-
0.57"
2.25"
-
Stainless Steel, Nitrile Rubber
$15.05 - $18.28
Ideal for sealing and testing a variety of pipe sizes. They have a hollow stem for filling or testing of drains and other pipelines.
Yes
1.5"
12.7"
25
Aluminum, Steel, Molded Natural Rubber
$58.70 - $683.00
Double Mechanical Test Plug does the job of three plugs. Are ideal for use in plugging both wye connections. The sizing must be more exact than inflatable plugs but they are often less expensive.
-
1.55"
8.25"
25
Aluminum, Coated steel, modled pure rubber
$158.46 - $594.00
- Petestop® Pipe Plug, Inflatable Flow Stop, 129-8 Series
- Petestop® Pipe Plug, Inflatable Line Stop, 128 Series
- Petestop® Pipe Plug, Inflatable Line Stop, 129 Series
- Pipe Plug Flange Weld Test, 151 Series
- Pipe Plug, ABS & SS Threaded 143-8 Series
- Pipe Plug, ABS Low Psi, Pipe End, 144-1 Series
- Pipe Plug, ABS Pipe End, 143-9 Series
- Pipe Plug, Aramid Reinforced 136 Series Bypass
- Pipe Plug, Bypass 130-2 Series
- Pipe Plug, EZ-Swet, Stopper, 148-0 Series
- Pipe Plug, Flush Mounted, 140-4, 5 Series
- Pipe Plug, Hand Tight 2 Seals, 149-2 Series
- Pipe Plug, Hand Tight, Bypass 149-1 Series
- Pipe Plug, High Pressure Block & Bleed, 127BB Series
- Pipe Plug, High PSI, Block & Bleed 145-1 Series
- Pipe Plug, Large Bypass, 130-6 Series, Multi Size
- Pipe Plug, Leak Detector, 130-4 Series
- Pipe Plug, Low Pressure Bypass, 141-0 Series
- Pipe Plug, Low Pressure Gas, 154 Series
- Pipe Plug, Mech High Pressure Test 145-9 Series
- Pipe Plug, Mechanical Hand Tightening, 144-0 Series
- Pipe Plug, Med PSI Test, Bypass 146-9 Series
- Pipe Plug, MF High Expansion, 113 Series
- Pipe Plug, MF, High Pressure, 127 Series
- Pipe Plug, MF, Oil Res. w or wo bypass, Heavy Duty, 124-125 Series
- Pipe Plug, MF, Oil Resist. with or without bypass 114-115 Series
- Pipe Plug, Nylon, Hand Tite, 142-0 Series
- Pipe Plug, Pillow, Heavy Duty, 130-9 Series
- Pipe Plug, Pipe Protector, Bell or Spigot, 140-0 Series
- Pipe Plug, Plumber Test Style Rubber Plugs 137 Series
- Pipe Plug, Polypropylene End Of Pipe, 143-4
- Pipe Plug, Remote Placement, 130-7 Series
- Pipe Plug, Remote Placement, 148-3 Series
- Pipe Plug, Rigid Core, Bore Hole Plugs with Bypass 126 Series
- Pipe Plug, Rubber Plumber, 130-0 Series
- Pipe Plug, Rubber Stack Test, 130-1 Series
- Pipe Plug, Rubber, Long Test 130-3 Series
- Pipe Plug, Steel Wing Nut, 143-3 Series
- Pipe Plug, T-Handle Aluminum, 143-7 Series
- Pipe Plug, Tapered Redwood, 140-1 Series
- Pipe Plug, Very High PSI, Bypass, 147-1 Series
- Pipe Plug, Water Line Stub, 143-5
- Pipe Plug, Well Monitoring, 142-8 Series
- Pipe Plug, Wing Nut 2 Seals, 141-2 Series
- Pipe Plug, Wing Nut Hand Tight, 141-1 Series
- Pipe Plug, High Pressure Block & Bleed, 127BB Series
- Pipe Plug, Low Pressure Gas, 154 Series
- Pipe Plug, MF High Expansion, 113 Series
- Pipe Plug, MF, High Pressure, 127 Series
- Pipe Plug, MF, Oil Res. w or wo bypass, Heavy Duty, 124-125 Series
- Pipe Plug, MF, Oil Resist. with or without bypass 114-115 Series
- Pipe Plug, Rigid Core, Bore Hole Plugs with Bypass 126 Series
- Pipe Plug, Aramid Reinforced 136 Series Bypass
- Pipe Plug, Bypass 130-2 Series
- Pipe Plug, Large Bypass, 130-6 Series, Multi Size
- Pipe Plug, Leak Detector, 130-4 Series
- Pipe Plug, Pillow, Heavy Duty, 130-9 Series
- Pipe Plug, Plumber Test Style Rubber Plugs 137 Series
- Pipe Plug, Remote Placement, 130-7 Series
- Pipe Plug, Rubber Plumber, 130-0 Series
- Pipe Plug, Rubber Stack Test, 130-1 Series
- Pipe Plug, Rubber, Long Test 130-3 Series
- Pipe Plug Flange Weld Test, 151 Series
- Pipe Plug, EZ-Swet, Stopper, 148-0 Series
- Pipe Plug, Hand Tight 2 Seals, 149-2 Series
- Pipe Plug, Hand Tight, Bypass 149-1 Series
- Pipe Plug, High PSI, Block & Bleed 145-1 Series
- Pipe Plug, Mech High Pressure Test 145-9 Series
- Pipe Plug, Med PSI Test, Bypass 146-9 Series
- Pipe Plug, Remote Placement, 148-3 Series
- Pipe Plug, Very High PSI, Bypass, 147-1 Series
- Pipeline Joint Testers, Sizes 24 to 120in, 145-8 Series
- Safety Gags for Mechanical Pipe Plug
- Hand Tightening Nylon Test & Cleanout Plugs, Sizes 1.5" to 4", 143-0 Series
- Lever Type Expandable Rubber Plugs, Sizes 0.375" to 4", 143-1 Series
- Pipe Plug, ABS & SS Threaded 143-8 Series
- Pipe Plug, ABS Low Psi, Pipe End, 144-1 Series
- Pipe Plug, ABS Pipe End, 143-9 Series
- Pipe Plug, Flush Mounted, 140-4, 5 Series
- Pipe Plug, Low Pressure Bypass, 141-0 Series
- Pipe Plug, Mechanical Hand Tightening, 144-0 Series
- Pipe Plug, Nylon, Hand Tite, 142-0 Series
- Pipe Plug, Pipe Protector, Bell or Spigot, 140-0 Series
- Pipe Plug, Polypropylene End Of Pipe, 143-4
- Pipe Plug, Steel Wing Nut, 143-3 Series
- Pipe Plug, T-Handle Aluminum, 143-7 Series
- Pipe Plug, Tapered Redwood, 140-1 Series
- Pipe Plug, Water Line Stub, 143-5
- Pipe Plug, Well Monitoring, 142-8 Series
- Pipe Plug, Wing Nut 2 Seals, 141-2 Series
- Pipe Plug, Wing Nut Hand Tight, 141-1 Series
- Rubber Seal Pipe Plug, 143-2 Series
- Test Caps, Sizes 1.5" to 6", 142-9 Series
- Petestop® Pipe Plug, Inflatable Flow Stop, 129-8 Series
- Petestop® Pipe Plug, Inflatable Line Stop, 128 Series
- Petestop® Pipe Plug, Inflatable Line Stop, 129 Series
- Pipe Plug, Aramid Reinforced 136 Series Bypass
- Pipe Plug, Bypass 130-2 Series
- Pipe Plug, High Pressure Block & Bleed, 127BB Series
- Pipe Plug, Large Bypass, 130-6 Series, Multi Size
- Pipe Plug, Leak Detector, 130-4 Series
- Pipe Plug, MF High Expansion, 113 Series
- Pipe Plug, MF, High Pressure, 127 Series
- Pipe Plug, MF, Oil Res. w or wo bypass, Heavy Duty, 124-125 Series
- Pipe Plug, MF, Oil Resist. with or without bypass 114-115 Series
- Pipe Plug, Pillow, Heavy Duty, 130-9 Series
- Pipe Plug, Plumber Test Style Rubber Plugs 137 Series
- Pipe Plug, Remote Placement, 130-7 Series
- Pipe Plug, Rigid Core, Bore Hole Plugs with Bypass 126 Series
- Pipe Plug, Rubber Plumber, 130-0 Series
- Pipe Plug, Rubber Stack Test, 130-1 Series
- Pipe Plug, Rubber, Long Test 130-3 Series
- Hand Tightening Nylon Test & Cleanout Plugs, Sizes 1.5" to 4", 143-0 Series
- Lever Type Expandable Rubber Plugs, Sizes 0.375" to 4", 143-1 Series
- Pipe Plug, ABS & SS Threaded 143-8 Series
- Pipe Plug, ABS Low Psi, Pipe End, 144-1 Series
- Pipe Plug, ABS Pipe End, 143-9 Series
- Pipe Plug, EZ-Swet, Stopper, 148-0 Series
- Pipe Plug, Flush Mounted, 140-4, 5 Series
- Pipe Plug, Hand Tight 2 Seals, 149-2 Series
- Pipe Plug, Hand Tight, Bypass 149-1 Series
- Pipe Plug, High PSI, Block & Bleed 145-1 Series
- Pipe Plug, Low Pressure Bypass, 141-0 Series
- Pipe Plug, Mech High Pressure Test 145-9 Series
- Pipe Plug, Mechanical Hand Tightening, 144-0 Series
- Pipe Plug, Med PSI Test, Bypass 146-9 Series
- Pipe Plug, Nylon, Hand Tite, 142-0 Series
- Pipe Plug, Pipe Protector, Bell or Spigot, 140-0 Series
- Pipe Plug, Polypropylene End Of Pipe, 143-4
- Pipe Plug, Remote Placement, 148-3 Series
- Pipe Plug, Steel Wing Nut, 143-3 Series
- Pipe Plug, T-Handle Aluminum, 143-7 Series
- Pipe Plug, Tapered Redwood, 140-1 Series
- Pipe Plug, Very High PSI, Bypass, 147-1 Series
- Pipe Plug, Water Line Stub, 143-5
- Pipe Plug, Well Monitoring, 142-8 Series
- Pipe Plug, Wing Nut 2 Seals, 141-2 Series
- Pipe Plug, Wing Nut Hand Tight, 141-1 Series
- Pipeline Joint Testers, Sizes 24 to 120in, 145-8 Series
- Rubber Seal Pipe Plug, 143-2 Series
- Test Caps, Sizes 1.5" to 6", 142-9 Series
- Deflection Gauges For Pipeline Diameter Integrity
- Leak Detector Pressure Testing, 924-1304 Series
- Manhole Vacuum Test Equipment
- Parachutes, Stringers, Ventilators
- Pipeline Joint Testers, 24in to 120in
- Pump, Hydrostatic Test, Diaphragm & Gas Engine
- Pump, Hydrostatic Test, High Pressure, 938-9 Series
- Smoke Testers, 938-95 Series