Leak Sealants | McMaster-Carr

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System of Measurement

Width

Thickness

Backing Type

Color

Fluorescent Blue/Green

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Length

Hardness Rating

Shape

Maximum Temperature

Texture

Material

For Use Outdoors

Container Type

Applicator-Top Bottle

For Use On

Flexibility

Minimum Temperature

Adhesive Type

Pressure to Compress 25%

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Tensile Strength

Less than 10 lbf/in. wd.

10 lbf/in. wd. to 19.9 lbf/in. wd.

20 lbf/in. wd. to 24.9 lbf/in. wd.

25 lbf/in. wd. to 49.9 lbf/in. wd.

50 lbf/in. wd. or greater

Less than 250 psi

250 psi to 499 psi

500 psi to 999 psi

1,000 psi to 1,999 psi

Form

Export Control Classification Number (ECCN)

1A995

2A291

EAR99

DFARS Specialty Metals

For Use With

Gasoline Fuel Systems

3,083 Products

Sealing

Sealants

Fill and seal gaps in metal, plastic, wood, and other materials

262 products

Thread Sealants

Create a seal between threaded connections to prevent loosening from vibration

184 products

Sealant Primers

Apply to surfaces before sealant to speed up drying times and improve adhesion

9 products

Gasket Sealants

Seal gaskets on metal parts

12 products

Gasket Tape

Seal openings such as those around windows, enclosures, and pipe flanges to prevent leaks

94 products

Facility and Grounds Maintenance

Surface Fillers

Repair chips, cracks, and tears in various surfaces

46 products

Roof Coatings

Form a water-resistant layer to restore and reinforce your roof

9 products

Fastening and Joining

Repair and Duct Tape

Permanently join or seal surfaces

151 products

Mounting Tape

Mount everything from signs and panels to carpet and padding

344 products

Masking Tape

Temporarily join or protect surfaces

2 products

Measuring and Inspecting

Leak-Detecting Dyes

Bright colors help you spot leaks in water and hydraulic systems without using ultraviolet light

30 products

Leak-Detecting Pipe Flange Covers

Wrap around pipe flanges to show when there's a leak and contain it

39 products

Raw Materials

Foam

Pockets of air make it lighter in weight than rubber; good for packing, insulating, and sealing

1,842 products

Electrical

Electrical Tape

Insulate wire and cable splices, wrap wire harnesses, and repair cable jacketing

4 products

Material Handling

Tire Sealants

Prevent tire punctures or plug them on the spot

6 products

Containers, Storage, and Furniture

Tank Patches

Spin with a handheld electric router to seal holes in plastic tanks and containers

4 products

Heating, Ventilation, and Air Conditioning

HVAC Tape

Seal and patch insulation and duct

19 products

Building and Machinery Hardware

Protective Film and Tape

Adhere to surfaces to keep them free of scratches, chemicals, moisture, and germs

16 products

Safety Equipment

Fire Stops

Prevent fire and smoke from passing through holes in fire-resistant walls and floors

7 products

Drum Patches

Patch drum leaks to prevent their contents from spilling

2 products

Protective Clothing Tape

Patch rips and seal gloves, boots, and respirators to clothing

1 product