Metal Gaskets | McMaster-Carr

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1,000 psi to 1,999 psi

2,000 psi to 2,999 psi

3,000 psi to 9,999 psi

10,000 psi or greater

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Corrosion-Resistant Coated

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3,685 Products

Most Likely Products

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

274 products

Edge Seals

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

185 products

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

203 products

Sealing Washers

Prevent fluids from leaking around fasteners

371 products

All Results

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

274 products

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

203 products

EMI/RFI Shielding Gaskets

Fit around enclosure doors or data connectors to prevent inaccurate signals and flickering displays

102 products

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

46 products

Gasket Makers

Seal irregular shapes and tiny crevices by applying a bead that hardens into a gasket

60 products

Gasket Sealants

Seal gaskets on metal parts

7 products

Made-to-Order Gaskets

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

4 products

Manway Gaskets

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

4 products

Hose Washers

Place inside nozzles and spigots to prevent leaks in an attached hose

1 product

Pipe Flashings

Create watertight seals around vent pipes on roofs, even if they expand, contract, and vibrate

13 products

Boiler Gaskets

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

3 products

Drum Gaskets

Seal lids onto steel and stainless steel drums

6 products

Edge Seals

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

185 products

Rope Seals

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

24 products

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

450 products

Spring-Loaded Seals

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

54 products

Rod Seals

Maintain pressure inside cylinders and prevent fluid leaks

11 products

Wear Ring Stock

Cut to make wear rings that fit any rod or bore to prevent uneven wear and extend the life of seals

12 products

Shaft Repair Sleeves

Cover worn shafts with a smooth and protective sealing surface without machining

21 products

Buffering Seals

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

9 products

Wear Rings

Guide rods and pistons to prevent uneven wear and extend the life of seals

16 products

Rod Wipers

Scrape dirt off rods to keep the inside of cylinders clean

17 products

Sealants

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

249 products

Sealant Primers

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

7 products

O-Rings

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

9 products

Fastening and Joining

Sealing Washers

Prevent fluids from leaking around fasteners

371 products

Adhesives

Bond surfaces together

11 products

Building and Machinery Hardware

Edge Trim

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

191 products

Grommets

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

195 products

Panel Connecting Trim

Connect two panels while protecting the edges from damage

33 products

Weatherstripping

Seal gaps around doors, windows, and frames

88 products

Thresholds

Transition between flooring surfaces and reduce gaps between doors and floors

24 products

Door Drip Guards

Divert rain and snow away from door openings

10 products

T-Slotted Framing and Fittings

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

2 products

Fluid Handling

Tube Fitting Rings

Prevent leaks at tubing connection points

33 products

Strainers

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

9 products

Raw Materials

Rubber

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

50 products

Gold

Form into electronic components that won't corrode—all with material certificates for traceability

4 products

Platinum

Formable and conductive while resisting extreme heat—all with material certificates for traceability

22 products

Carbon

An electrical conductor that’s often used in electronics and sensors

2 products

Fabricating and Machining

Pocket Knives

Carry these portable cutting tools in a pocket or on a keychain

20 products

Gasket Cutters

Create circular gaskets from pliable material and soft metal

17 products

Scissors

Cut through a wide range of materials from paper and plastic to carpet and Kevlar

116 products

Precision Knives

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

45 products

Utility Knives

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

112 products

Shop Knives

Make deep, repetitive cuts with the exposed blade and easy-to-hold handle

44 products

Miter Angle Cutters

Make cuts at precise angles; use on weatherstripping, dowels, and trim for door and window frames

2 products

Razor Blades

Cut through various materials such as leather and rubber; often used in utility knives

28 products

Scalpels

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

24 products

Hot-Blade Knives

Melt through synthetic fabric and rubber, leaving clean edges

4 products

Hole Punches

Punch holes in metal, plastic, and fabric

14 products

Facility and Grounds Maintenance

Toilet Tank Replacement Parts

Replace parts such as flappers, fill valves, and floats in your toilet tank

2 products

Toilet Spuds

Connect wall-mount toilets to a flush valve

14 products

Urinal Spuds

Connect wall-mount urinals to a flush valve

5 products

Power Transmission

Rod End Seals

Keep dirt out and lubrication in to extend the life of rod ends

16 products

Heating, Ventilation, and Air Conditioning

Pipe Insulation

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

16 products

Electrical

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

3 products

Wire Sleeving

Bundle wiring and protect from abrasion and heat

14 products

Material Handling

Dock Door Shelters

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

4 products