White Gaskets | McMaster-Carr

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3,710 Products

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

428 products

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

62 products

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

118 products

Gasket Tape

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

52 products

Manway Gaskets

Create a tight seal between the nozzle and lid of tank car manways

5 products

Made-to-Order Gaskets

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

4 products

Hose Coupling Gaskets

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

5 products

Gauge Glass Gaskets

Seal the glass on level indicators to monitor liquids without leaks

2 products

Boiler Gaskets

Resist heat and steam to form a leak-resistant seal around closures on boilers

3 products

O-Rings

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

684 products

Backup Rings

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

122 products

Rope Seals

Insulate the edges of oven, furnace, and boiler doors to keep heat in

117 products

Edge Seals

Block dust, water, and wind from entering the gaps around doors and windows

5 products

Sealants

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

108 products

Packing Seals

Fill in gaps around pump shafts, valve stems, and agitators to prevent leaks

104 products

Packing Seal Lubricating Rings

Install between layers of packing seals to distribute lubricants evenly; also known as lantern rings

8 products

Spring-Loaded Seals

Seal rods and pistons with a wider range of temperature and chemical resistance than U-cup seals

36 products

Cord Stock

Cut to length to create customized seals

25 products

Raw Materials

Rubber

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

402 products

Foam

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

236 products

Ceramic

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

328 products

Felt

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

60 products

Fastening and Joining

Sealing Washers

Prevent fluids from leaking around fasteners

90 products

Washers

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

348 products

Insulating Washers

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

10 products

Structural Adhesives

Strong enough to replace screws and rivets for many jobs

1 product

Construction Adhesives

Join a wide range of construction materials, from drywall to carpeting

2 products

Building and Machinery Hardware

Edge Trim

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

55 products

Grommets

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

57 products

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

6 products

Door Drip Guards

Divert rain and snow away from door openings

3 products

Heating, Ventilation, and Air Conditioning

Pipe Insulation

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

44 products

Insulation Sheets

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

52 products

Electrical Power, Networking, and Controlling

Wire Sleeving

Bundle wiring and protect from abrasion and heat

79 products

Material Handling

Dock Door Shelters

Wrap around trailers where they meet dock doors to shield out the elements better than seals

3 products

Facility and Grounds Maintenance

Protective Coatings

Shield surfaces from the surrounding environment

3 products

Fabricating and Machining

Precision Knives

Make exact cuts in paper, plastic, fabric, and other materials

2 products

Scalpels

Trim and puncture thin material such as paper, plastic, and fabric

3 products

Utility Knives

Make quick, shallow cuts; often used to open boxes and packages

6 products