Plastic Protectors | McMaster-Carr

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Abrasive Blasting Media

Battery Cable Connectors

Battery Disconnect Switches

Diluted Salt Solutions

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High-Pressure Washdown

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15,403 Products

Building and Machinery Hardware

Edge Trim

Install on panels, boards, signs, and mirrors to protect edges from impact

169 products

Protective Film and Tape

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

68 products

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

230 products

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

61 products

Corner Guards

Shield corners on walls and other surfaces from impact

21 products

Wear Plates

Often used on conveyors to reduce friction where parts bump into equipment to extend service life

12 products

Surface Guards

Protect walls and other flat surfaces from impact

51 products

Wall Bases

Protect the bottom of walls from foot traffic and impact

11 products

Door Stops

Keep doors from slamming into and damaging walls

12 products

Rack Guards

Prevent damage to rack posts caused by bumps from vehicles and equipment

2 products

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

845 products

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

467 products

Protective Feet

Add to furniture and light equipment to protect floors from scratches and wear

98 products

Vibration-Damping Pads

Place under machinery to reduce vibration and noise, extending service life and protecting floors

39 products

Leveling Mounts

Level machines and workbenches on uneven surfaces, reduce vibration, and protect floors

564 products

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

60 products

Leveling Mount Inserts

Slip onto equipment and furniture to add threaded-stud leveling feet

77 products

Thresholds

Transition between flooring surfaces and reduce gaps between doors and floors

4 products

Weatherstripping

Seal gaps around doors, windows, and frames

71 products

Vibration-Damping Sheets and Tape

Stick to vibrating surfaces such as duct, between parts, or on floor joists to reduce noise

36 products

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

227 products

Positioning Arms

Mount and position tools and other small equipment

1 product

Door Wedges

Simply slide under doors to keep them open

1 product

Lockouts

Ensure that machines stay turned off to prevent accidents during maintenance work

176 products

Door Holders

Mount to doors, walls, or floors to keep doors open

15 products

Hand Grips

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

124 products

Door Bumpers

Protect large swinging doors from impact where carts and vehicles often push them open

4 products

Floor Mats

Set down in work areas to provide traction and comfort, trap dirt, absorb moisture, and drain water

546 products

Bellows

Prevent dust and debris from damaging moving parts

108 products

Temporary Floor Protectors

Protect floors from stains, dirt, and wear during painting and remodeling work

12 products

Floor Plates

Add permanent slip resistance to floors, ramps, stairs, and docks

3 products

Shower Mats

Stay in place when wet thanks to suction cups on the bottom

1 product

T-Slotted Framing Cable Holders

Route wire, cable, and tubing along T-slotted rails

12 products

Electrical Power, Networking, and Controlling

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

785 products

Electrical Enclosure Covers

Replace Fibox enclosure covers

98 products

Heat-Shrink Tubing Splitters

Insulate and seal where wire splits off from cable; also known as breakout boots

23 products

Wire Duct

Guide and organize wiring inside electrical boxes and machines

71 products

Electrical Enclosures

House and protect power supplies, control panels, and other electrical equipment

806 products

Heat-Shrink Tubing End Caps

Seal moisture out of crimped electrical connections

22 products

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

561 products

Outlet Boxes

House electrical components such as on-off switches, receptacles, and dimmer knobs

39 products

Wire Sleeving

Bundle wiring and protect from abrasion and heat

578 products

Potting Boxes

Fill with potting compound to protect electronic assemblies from dust, moisture, and vibration

16 products

Cable and Hose Carriers

Route, protect, and guide moving cable

326 products

Cable Ramps

Protect cable and cords in areas with pedestrian and equipment traffic

18 products

Outlet Box Covers

Enclose wiring for outlets and switches or block off unused components

17 products

Cable Entry Panels

Pass multiple cords into an enclosure while sealing out moisture, dust, and other contaminants

43 products

DIN Rail Caps

Guard the edges of DIN rail from damage and create a finished look

2 products

Wire Sleeving Installation Tools

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

7 products

Monitor Enclosures

Shield displays and televisions from impact, dust, and splashing liquids

18 products

Terminal Covers

Block out dirt and corrosion to protect battery terminals

18 products

Wall Plates

Cover switches and outlets for a finished look or to close them off when not in use

64 products

Outlet Strips

Plug in multiple devices to power them from a single outlet

13 products

Extension Cord Circuit Interrupter Converters

Hardwire to extension cords to protect against electric shock in wet areas

9 products

Power Supplies

Convert your facility's AC voltage to power equipment that runs on DC voltage

77 products

Battery Boxes

Store and protect batteries from dirt, debris, and water

8 products

Battery Holders

Create an electrical connection between batteries and contacts to power equipment

14 products

HMI Covers

Access HMI devices and other controls mounted to an enclosure while keeping out liquids and dust

95 products

Static Control Mats

Dissipate static charges from work surfaces to protect electronics you’re working on

29 products

Switch Padding

Trigger an emergency stop when robot arms contact a worker or object

1 product

EMI/RFI Suppressing Clips

Shield cable from EMI and RFI that can distort signals; also known as ferrite beads

64 products

Data Port Locks

Block USB or Ethernet ports from unauthorized use

9 products

Tablet Enclosures

Protect tablets and displays from dust and washdowns

5 products

Data Port Plugs

Keep dust, debris, and moisture out of unused computer ports

1 product

Power Cords

Connect equipment and devices to a power source

1 product

Extension Cords

Extend the reach of power from an outlet

41 products

Extension Cord Locks

Cover mated connectors on extension cords to prevent disconnection

2 products

USB Cord Locks

Keep your USB cord from shaking loose or being yanked out

2 products

Extension Cord Reels

Keep extension cords easy to access without creating a tripping hazard

14 products

RJ45 Connector Caps

Protect sockets and maintain the IP67 rating when not in use

1 product

RJ45 Connector Security Clips

Lock Ethernet cords in place to prevent unauthorized removal from ports

3 products

HDMI Connector Caps

Protect HDMI sockets and maintain their IP rating when not in use

1 product

USB Connector Caps

Shield unused USB connectors from damage, contaminants, and moisture

3 products

Power Connector Caps

Cover pin-and-sleeve power connectors when they're not in use

4 products

Material Handling

Edge Protectors

Guard box edges and corners from strapping gouges and bumps during shipping

8 products

Mesh Sleeves

Stretch around items like shafts and threaded parts to shield them from scratching and chipping

23 products

Pallet Bags

Cover large furniture and machinery to keep out dust and moisture

65 products

Heat-Shrink Wrap

Heat to seal packages or cure composite parts

34 products

Shipping Tubes

Protect rods, rolled-up blueprints, and other long, thin objects during shipping

390 products

Stretch Wrap

Bundle loads without tape or strapping and shield them from moisture, dirt, and scratches

101 products

Foam Wrap

Cushion items with less bulk than bubble wrap to protect them while shipping and storing

15 products

Bubble Wrap

Air bubbles cushion fragile items better than foam to protect them while shipping and storing

16 products

Pallet Load Covers

Fit over boxes on pallets to shield the tops and edges from strapping gouges and impact

3 products

Box Clips

Keep cardboard box flaps folded down and out of the way while packing

1 product

Pallet Load Wrap

Secure your pallet load in under a minute, and reuse thousands of times

3 products

Forklift Fork Covers

Protect forks and loads from scratches, dents, and other damage

15 products

Valve Stem Caps

Keep dust and debris out of tire valves

1 product

Webbing

Create straps for holding cargo in place

2 products

Strap Protectors

Prevent wear and damage to rope, webbing, and cargo

5 products

Robot Arm Covers

Shield robot arms from dirt and damage

40 products

Ladder Pads

Cushion the top of ladders to protect surfaces

1 product

Conveyor Roller Covers

Fit over conveyor rollers to reduce noise, absorb impact, and extend their service life

28 products

Moving Slides

Move heavy equipment or furniture with ease

12 products

Conveyor Guide Mounting Rod Caps

Cover the ends of conveyor guide mounting rods for a finished look

7 products

Conveyor Covers

Protect conveyed material from dust, debris, and other contaminants

17 products

Low-Friction Tape

Create a slippery lining to keep parts moving or use as a release surface on heat sealers and molds

414 products

Communication

Screen Protectors

Shield your phone, tablet, or teach pendant from smudges and scratches

10 products

Monitor Covers

Slip over your monitor to protect it from dust when not in use

5 products

Keyboard Covers

Guard keyboards from spills and dust

3 products

Printer Covers

Fit over your printer to protect it from dust when not in use

3 products

Computer Covers

Fit over your computer to shield it from dust when not in use

2 products

Sign Holders

Display signs on walls, floors, tables, and other surfaces

112 products

Sign Guards

Protect backlit exit signs from damage

1 product

Laminating Sheets

Protect one or both sides of documents and signs

5 products

Tamper-Evident Seals

Secure hasps, latches, and other connections to visibly indicate tampering

34 products

Tag Protectors

Keep tags clean and protected

17 products

Floor-Decal-Protecting Tape

Protect floor labels from heavy foot and vehicle traffic

2 products

Label-Protecting Tape

Protect labels from moisture, oil, solvents, alkalies, and most acids

5 products

Fabricating and Machining

Vise Jaw Liners

Place over vise jaws to protect workpieces from marring

4 products

Drill Press Guards

Keep fingers and hands protected from drill bits, drill chucks, and flying chips

1 product

Punch, Stamp, and Chisel Holders

Protect your hands from accidental hammer strikes by gripping punches, stamps, and chisels

3 products

Facility and Grounds Maintenance

Tarp Corner Guards

Protect tarps from tearing by covering sharp corners on equipment

1 product

Tarps

Shield equipment from weather, flames, chemicals, and more

1 product

Drop Cloths

Cover floors to protect them from spills, splatters, and dirty shoes

4 products

Sink Drain Stoppers

Plug drains to fill up sinks and tubs

1 product

Sink Splash Guards

Surround sinks to shield people and equipment from getting wet

1 product

Sink Pipe Covers

Prevent burns from hot water pipes

3 products

Storm Drain Filters

Prevent leaves, sticks, and trash from washing down storm drains and grates

3 products

Plastic Wrap

Tightly seal produce and other fresh food for storage

5 products

Protective Coatings

Shield surfaces from the surrounding environment

9 products

Shower Curtains

Prevent water from spraying outside your shower

7 products

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

4 products

Containers, Storage, and Furniture

Document Protectors

Shield documents and manuals in transparent pouches

4 products

Dust Covers

Stretch over drums, pails, and other objects to keep out dust and debris

16 products

Phone Cases

Safeguard phones from damage

11 products

Pocket Protectors

Shield pockets against stains and damage when carrying pens, pencils, and small tools

3 products

Document Binders

Organize and display documents, magazines, catalogs, and reference books

22 products

Tablet Cases

A hard shell protects your tablet from damage

6 products

Tweezer Cases

Organize and protect tweezers

1 product

Syringe Caps

Cover syringe tips when not in use to protect them and prevent leaks

13 products

Eyewear Cabinets

Store safety eyewear in individual compartments

4 products

Saw Blade Cases

Store and protect circular saw blades

5 products

Drawer Organizers

Keep tools and small parts sorted and protected in drawers

11 products

Desk Pads

Protect desks and other surfaces from scratches, writing marks, and stains

2 products

Clipboards

Secure papers on portable writing surfaces

3 products

Eyewear Cases

Store and protect glasses or goggles

3 products

Knife Sheaths

Safely store knives while protecting them from damage

8 products

Pipette Tip Filters

Trap contaminants when dispensing samples in labs and other sanitary environments

2 products

Heating, Ventilation, and Air Conditioning

Insulation Sheets

Line the walls of furnaces, freezers, ductwork, and buildings to keep heat in or out

25 products

Pipe Insulation Jacketing

Guard pipe insulation from impact, moisture, and corrosion

125 products

Heat Barriers

Protect equipment and surfaces from damage caused by nearby heat sources

5 products

Pipe Insulation

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

68 products

Thermostat Guards

Restrict access to thermostats and protect them from damage

8 products

Sealing

O-Rings

Fit snugly into a groove between parts to create a leak-resistant seal

1,015 products

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

109 products

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

543 products

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

77 products

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

80 products

Piston Seals

Prevent leaks inside pistons by creating a seal against the cylinder bore

43 products

Rod Seals

Maintain pressure inside cylinders and prevent fluid leaks

20 products

Sealants

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

65 products

Buffering Seals

Protect hydraulic cylinders from pressure spikes and shock in high-pressure applications

22 products

Made-to-Order Gaskets

Send your exact specifications to get gaskets that fit precisely between surfaces

4 products

Rod Wipers

Scrape dirt off rods to keep the inside of cylinders clean

7 products

Backup Rings

Extend the life of O-rings and improve their performance under high pressure

360 products

Hose Coupling Gaskets

Form tight seals on cam-and-groove, grip-lock, and twist-claw hose connections

21 products

Safety Equipment

Spill-Control Drain Covers

Block grates and manholes so liquid can't get in and odors can't get out

1 product

Sorbents

Soak up spills to stop them from spreading

1 product

Spill-Control Berms

Form a barrier around leaks and spills to stop them from spreading

4 products

Earplugs

Protect your hearing in loud environments without the bulk of earmuffs

97 products

Safety Glasses

Shield your eyes from dirt, sunlight, lasers, and electrical and welding sparks

155 products

Bearing Guards

Shield bearings from dirt, and protect fingers and tools from moving parts

20 products

Bump Caps

Guard against minor head bumps and scrapes

50 products

Curtain Partitions

Section off work spaces, locker rooms, and restricted areas

56 products

Coveralls

Shield your full body against dirt, rain, heat, chemical splashes, and electrical and welding sparks

32 products

Bollard Covers

Slip over bollards to add color and protection from wear

18 products

Bollards

Anchor to the ground or floor to block vehicle access

1 product

Respirator Cartridges

Replace the cartridge on your respirator when breathing becomes difficult

4 products

Puller Protection Blankets

Wrap around gear and bearing pullers, presses, and other moving equipment to block flying debris

3 products

Shoe and Boot Covers

Keep footwear clean and dry and avoid contaminating sterile environments

80 products

Glove Liners

Wear under gloves for added protection from cuts and cold

2 products

Protective Panels

Stop the spread of illness without blocking communication

19 products

Pants

Insulate your legs from dirt, cold, heat, rain, and electrical and welding sparks

7 products

Umbrellas

Compact, in-ground, vehicle-mount, and welding umbrellas

10 products

Safety Goggles

Fully protect your eyes from flying dust and debris or harmful infrared light during welding

28 products

Knee Pads

Protect knees from impact or electrical arc flashes

21 products

Footwear

Cover and protect feet from impact, chemicals, heat, and cold

11 products

Gloves

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

211 products

Respirators

Filter particles, hazardous vapors, and other contaminants from the air

44 products

Curtains

Pull shut to protect against dust, weld spatter, heat, and splashing liquid

15 products

Hoods

Shield your head and neck from dirt, heat, cold, and electrical and welding sparks

35 products

Aprons

Protect your torso from dirt, chemical splashes, and electrical and welding spark

65 products

Face Shields

Protect your face from dirt, chemical splashes, and electrical and welding sparks

156 products

Welding Lenses

Replace the lens in your welding helmet or goggles

21 products

Arm Sleeves

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

38 products

Hard Hats

Protect your head from falling objects

46 products

Welding Helmets

Guard against scratches and weld spatter better than face shields

61 products

Clothing Kits

Head-to-toe protection from electrical arc flashes, chemical splashes, welding sparks, and more

11 products

Earmuffs

Dampen loud noises to protect hearing

31 products

Protective Screens

Set up to protect against dust, weld spatter, heat, and splashing liquid

14 products

Chip Guards

Deflect flying chips while machining to protect people and equipment

54 products

Jackets

Thicker than shirts for extra protection against dirt, rain, cold, chemical splashes, and sparks

45 products

Shirts

Cover your upper body to guard against cold, heat, welding sparks, and dirt

5 products

Waders

Stay dry when you're in deep water, mud, and sludge

6 products

Rain Suits

Shield your body from wet and rainy conditions, chemical spills and splashes, and flames

10 products

CPR Mouth Shields

Protect yourself from fluids and breath when giving CPR

2 products

Vests

Keep workers safe in areas with low visibility, flames, heat, and electrical sparks

28 products

Toe and Foot Guards

Slip over shoes or boots to shield feet and toes from impact

13 products

Bump Cap Inserts

Tuck inside a baseball cap to protect your head from bumps and scrapes

4 products

Eyeglass Side Shields

Slide over the arms of glasses to block out dust and debris from the side

5 products

Bib Overalls

Protect your legs and torso from cold, rain, chemicals, and flames

9 products

Forklift Cab Covers

Shield forklift operators from rain, snow, wind, and dust without blocking their view

4 products

Earmuff and Headset Covers

Keep shared earmuffs, headsets, and headphones germ-free without sterilizing them

2 products

Spiked Shoe Covers

Prevent damage to the finish of self-leveling coatings before they harden

2 products

Respirator Breathing Tubes

Deliver clean, breathable air to your hood or helmet respirator

8 products

Machine Guards

Surround equipment to prevent injury to workers and damage to machines

42 products

Ice Cleats

Slip over shoes for traction on icy surfaces

9 products

Bicycle Helmets

A multi-directional impact protection system (MIPS) reduces injury risk

1 product

Respirator Eyeglass Kits

Add prescription lenses to your respirator

4 products

Respirator Blowers

Replace blowers in powered respirators to keep the clean air flowing

7 products

Respirator Harnesses

Strap a respirator to your back so it's more comfortable to wear

1 product

Earplug Fit Testers

Confirm your earplugs deliver the right level of hearing protection

1 product

Fall-Arrest Harness Label Protectors

Extend the life of your harness by shielding safety information from dirt and damage

1 product

ADA Warning Plates

Alert individuals with visual impairments to an upcoming intersection or an edge of a walkway

12 products

Measuring and Inspecting

Caliper Battery Covers

Protect the battery inside your caliper

8 products

Leak-Detecting Pipe Flange Covers

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

25 products

Fastening and Joining

Socket Retaining Rings

Secure sockets and adapters to impact tools

Temporarily join or protect surfaces

2 products

Fluid Handling

Hose Kink Absorbers

Prevent hose from kinking to ensure maximum flow and extend hose life

6 products

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

1 product

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

36 products

Heating Tape

Wrap around pipe and tube to heat them

70 products

Gauge Guards

Shield gauges from corrosive liquids and gases; also called diaphragm seals

6 products

Heating Pads

Stick to drums, pails, and other containers to indirectly warm their contents

38 products

Wraparound Heaters

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

54 products

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

48 products

Power Transmission

Rigid Shaft Coupling Covers

Shield rigid shaft couplings from dirt, water, and lubricants to extend their life

13 products

Chain and Belt Guards

Hold chains and belts in place while shielding your drive from interference

14 products

Compressed Air Regulator Locks

Lock over your regulator knob to prevent unwanted pressure changes

6 products

Lighting

Light Guards

Shield light bulbs to prevent them from breaking

8 products

Light Lenses

Reduce glare from light bulbs and protect them from damage

28 products

Light Filters

Change light color, reduce glare, or filter out light

7 products