Insulating Sleeves | McMaster-Carr

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3,897 Products

Electrical

Wire Sleeving

Bundle wiring and protect from abrasion and heat

885 products

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

777 products

Cold-Shrink Tubing

Conforms to wire and cable without heat, creating a permanent, watertight seal

17 products

Cold-Shrink Tubing End Caps

Seal crimped electrical connections without heat or tools to protect against moisture

4 products

Wire Sleeving Installation Tools

Insert wire and hose into corrugated, spiral wrap, or wraparound sleeving

7 products

Wire Splices, Connectors, and Taps

Join wire and protect the connection

283 products

Terminal and Splice Kits

Maintain a supply of extra terminals and splices to join and terminate wire

12 products

Fastening and Joining

Insulating Washers

Isolate screws from electrical current and prevent corrosion from mating different metals

247 products

Spacers

Unthreaded to create space between two surfaces or objects, often to align them

96 products

Rivet Nuts

Add threads to thin panels with access from only one side; also known as blind inserts

31 products

Retaining Rings

Hold components on a shaft

8 products

Heating, Ventilation, and Air Conditioning

Pipe Insulation

Fit around pipe, tubing, and tanks to reduce heat loss or condensation

887 products

Raw Materials

Foam

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

38 products

Ceramic

Hard and wear resistant, it also withstands corrosion and high temperatures

18 products

Rubber

Compresses and bounces back to shape; often used for sealing, cushioning, and shock absorbing

226 products

Fluid Handling

Thermocouple Insulating Sleeves

Protect thermocouple wire in extreme-temperature applications, such as die casting and heat treating

13 products

Wraparound Heaters

Wrap around drums, pails, and other containers to indirectly warm their contents

30 products

Safety Equipment

Gloves

Shield your hands from cuts, heat, cold, chemical splashes, and electrical and welding sparks

39 products

Arm Sleeves

Protect your arms from cuts, sparks, heat, and chemical splashes

59 products

Cape Sleeves

Protect your arms and chest from heat, flame, and weld spatter

2 products

Arm Pads

Prevent burns while welding

2 products

Building and Machinery Hardware

Hand Grips

Cover handles so they're more comfortable and secure to hold

54 products

Material Handling

Robot Arm Covers

Shield robot arms from dirt and damage

29 products

Power Transmission

Linear Bearings

Minimize friction as parts move along a shaft

8 products

Sealing

Caulk Gun Sleeves

Insulate your caulk gun so contents remain easy to dispense, even in cold weather

1 product