Polyolefin | McMaster-Carr

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Cotton/Nylon Fabric

Dyneema Fiber

Fiberglass/Polyethylene/Steel Fabric

Kevlar/Polyethylene Fabric

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Pipe Size

For Use With

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Compliant with Exemptions

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UN/UNF (SAE Straight)

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ID Before Shrinking

7,510 Products

Electrical

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

451 products

Heat-Shrink Tubing End Caps

Seal moisture out of crimped electrical connections

26 products

Heat-Shrink Tubing Splitters

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

23 products

Wire Sleeving

Bundle wiring and protect from abrasion and heat

112 products

Conduit and Conduit Fittings

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

16 products

Battery Fillers

Add distilled water to wet-cell lead acid batteries to maintain their performance

9 products

Raw Materials

Plastic

A lightweight alternative to metal and glass

250 products

Foam

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

288 products

Felt

Thicker and more absorbent than fabric for insulating, polishing, cushioning, and gasketing

5 products

Fabric

Use to cover, clean, and insulate objects

3 products

Material Handling

Heat-Shrink Wrap

Create a form-fitting barrier around packages to protect them from moisture and dirt

23 products

Strapping

Secure pallet loads, crates, and packages for transit

32 products

Shipping Boxes

Made of cardboard, plastic, or wood to store and transport a variety of items

3 products

Shipping Tubes

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

199 products

Stretch Wrap

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

101 products

Corrugated Sheets

Slide between pallets and stacked items to protect them from damage or reinforce the bottom of boxes

10 products

Foam Wrap

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

15 products

Mesh Sleeves

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

23 products

Bubble Wrap

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

16 products

Shipping Bottles

Ship up to one gallon of hazardous liquids

15 products

Shipping Box Liners

Line cardboard boxes to keep the items inside at a consistent temperature

5 products

Webbing

Create straps for holding cargo in place

11 products

Ratchet Straps

Connect to anchor points and tighten incrementally to increase the tension, holding cargo in place

7 products

Conveyor Wear Strips

Reduce friction and abrasion on conveyor chain belts

30 products

Rope

Tie, bind, and lift objects; lighter weight yet lower capacity than wire rope

93 products

Cable Ties

Bundle and secure cable, wire, and hose; also known as zip ties

39 products

Twine

Tie, bind, and cinch objects together; smaller in diameter than rope

10 products

Conveyor Roller Covers

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

2 products

Building and Machinery Hardware

Protective Film

Temporarily adhere to surfaces to protect them from scratches, nicks, and dirt

19 products

Grommets

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

2 products

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

12 products

Edge Trim

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

37 products

Surface Guards

Protect walls and other flat surfaces from impact

1 product

Protective Caps

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

233 products

Protective Plugs

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

293 products

Door Bumpers

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

4 products

Window Film

Apply to windows for privacy, insulation, less glare, and a lower chance of shattering

12 products

Fastening and Joining

Tape

Bind, seal, and mark surfaces

206 products

Thread Adapters

Join threads of a different type, size, and gender

5 products

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

22 products

Spacers

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

69 products

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

44 products

Fluid Handling

Filter Fabric

Fit into irregular shapes and take contaminants out of liquid

5 products

Filter Bags

Place in a filter bag housing to trap and remove particles from liquid

56 products

Filter Cartridges

Pair with filter housings to remove particles from liquid

186 products

Strainers

Install next to valves and pumps to catch debris in your line

7 products

Filter Mesh

Strain particles out of various substances

35 products

Filter Paper

Remove particles from liquids in lab testing and other filtration applications

4 products

Perforated Sheets

Filter, sort, separate, and strain liquid or dry material

12 products

Hose and Hose Fittings

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

514 products

Manifolds

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

20 products

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

472 products

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

1,014 products

Duct Hose and Fittings

Connect to blowers and vacuums to move air, fumes, dust, chips, and liquids

58 products

Check Valves

Permit flow in only one direction by closing when flow stops or reverses

43 products

Tank Mixing Nozzles

Circulate liquid in tanks to keep solids from settling

8 products

Heating, Ventilation, and Air Conditioning

Air Filters

Trap dust and debris in HVAC, exhaust, and electronics systems to improve efficiency and air quality

590 products

Pipe Insulation

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

121 products

Fume Hoods

Vent harmful fumes, vapors, and gasses away from work spaces

3 products

Thermal Insulation Sheets

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

12 products

Duct and Duct Fittings

Circulate air through HVAC systems using round, rectangular, and fabric duct

10 products

Facility and Grounds Maintenance

Tarps

Shield equipment from weather, flames, chemicals, and more

136 products

Drop Cloths

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

4 products

Leak Drainage Tarps

Protect work areas and equipment from overhead leaks

10 products

Landscaping Fabric

Block weed growth while allowing water and air to pass through

4 products

Storm Drain Filters

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

3 products

Landscaping Edging

Separate soil, stones, and mulch from other areas of your landscaping

1 product

Floor Drain Covers

Put a lid on open drains to prevent accidents and injuries

4 products

Fence Screens

Attach to a fence to obscure the view

12 products

Cloth Rags

Dry hands, wipe down objects, or polish surfaces with materials such as corduroy, denim, and cotton

6 products

Fabricating and Machining

Cutting Mats

Place under material you're cutting or punching to protect work surfaces

7 products

Autoclave Bags

Contain small parts for sterilization in autoclaves

9 products

3D Printer Filaments

Run through filament 3D printers to form plastic parts

2 products

3D Printer Cleaning Filaments

Flush leftover material from extruders

2 products

Lubricating

Grease Fitting Caps

Protect grease fittings from dirt, debris, and moisture

13 products

Coolant Dispenser Hose and Fittings

Snap together and position to deliver coolant, oil, water, or air in any direction

14 products

Containers, Storage, and Furniture

Duct Carriers

Store and transport up to 25 feet of collapsed duct hose

2 products

Centrifuge Tubes

Hold samples for use in a centrifuge

2 products

Test Tubes

Hold small samples to test, mix, and inspect them

5 products

Drum Plugs

Seal drum lid openings

10 products

Dust Covers

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

14 products

Drum Covers

Protect drum lids from damage and rust

8 products

Drawstring Bags

Cinch closed to hold everything from parts and fasteners to laundry and recycling

11 products

Beakers

Glass, plastic, and metal beakers

32 products

Graduated Cylinders

Precisely measure and pour liquids

15 products

Pail Liners

Protect pails from harsh contents and then dispose for quick cleanup

13 products

Dumpster Liners

Cover the inside of dumpsters and dump trucks to catch leaks and reduce messes

4 products

Tank Liners

Protect tanks from harsh contents and then dispose for quick cleanup

15 products

Open-Top Bags

Close around material with a staple, twist tie, or heat sealer

193 products

Resealable Bags

Press-to-close, slide-to-close, and fold-top bags

315 products

Powder Samplers

Take samples of powders or bulk materials

2 products

Box Truck Liners

Catch leaks and reduce messes inside box trucks and hampers

5 products

Bulk Bags

Hold and ship large volumes of dry materials

10 products

Pallet Bags

Cover large furniture and machinery to keep out dust and moisture

22 products

Vials

Store less than two ounces of samples and other substances

21 products

Bins

Store and easily access small and large parts

5 products

Bottles

Store and pour liquids using plastic, glass, and metal bottles

9 products

Drum Liners

Protect drums from contents and then dispose for quick cleanup

25 products

Syringe Tips

Dispense fluids or spread adhesives from syringes and other small instruments

18 products

Respirator Bags

Protect respirators from contaminants when not in use

1 product

Pipette Tips

Attach to the end of your pipettor to dispense small amounts of liquid

61 products

Safety Equipment

Coveralls

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

21 products

Shoe Covers

Keep shoes clean and dry and avoid contaminating sterile environments

14 products

Pants

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

1 product

Acoustic Insulation

Absorb sound to quiet noisy areas and machines

2 products

Gloves

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

10 products

Face Shields

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

2 products

Arm Sleeves

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

6 products

Clothing Kits

Prevent arc-flash burns with a hard hat, face shield, safety glasses, and other gear all in one bag

3 products

Sorbents

Soak up spills to stop them from spreading

88 products

Jackets

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

6 products

Shirts

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

1 product

Decontaminating Kits

Rinse chemicals from your eyes, hands, and body when decontamination stations aren't available

1 product

Spill-Control Berms

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

17 products

Glove Boxes and Bags

Safely handle hazardous or sensitive materials in an enclosed space

11 products

Machine Guards

Surround equipment to prevent injury to workers and damage to machines

2 products

Communication

Laminating Sheets

Stick to one or both sides of documents for a protective layer

3 products

Sealing

Drum-Plug Gaskets

Form a tighter seal in drum openings than with a drum plug alone

2 products

Backer Rods

Insert into gaps before caulking to reduce how much sealant you need and improve adhesion

24 products