Ring Seal Gaskets | McMaster-Carr

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Buffering Seals

Cushioning Seals

Cylinder Rod Glands

Drum Plug Gaskets

Flexible Shaft Couplings

Flush Valve Replacement Parts

Gauge Glass Gaskets

Heat Exchanger Gaskets

Hose Coupling Gaskets

Hydraulic Cylinder Seals

System of Measurement

ID

Width

OD

Cross Section Shape

Material

Silicon Carbide

Stainless Steel

Dash Number

Color

For Use With

Ball Joint Rod Ends

Diluted Salt Solutions

Dissimilar Metals

Faucet Sprayers

Fluorinated Solvents

Grooved-End Pipe Fittings

Liquid Insecticides

Low Stress-to-Seal Flanges

Hardness Rating

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

500° F to 999° F

1,000° F or greater

Performance

Abrasion Resistant

Chemical Resistant

Controlled Swell

Corrosion Resistant

Electrical Insulating

Fatigue Resistant

Flame Resistant

High Temperature

Minimum Temperature

-250° F or less

-249° F to -200° F

-199° F to -100° F

-99° F to -1° F

Greater than 0° F

Core Material

Fractional Width

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Export Control Classification Number (ECCN)

REACH

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Specifications Met

NFPA (National Fluid Power Association) Standard

Fractional ID

Seal ID

Fractional OD

Shape

Ring with Bolt Holes

Ring with Tines

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18,120 Products

Most Likely Products

O-Rings

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

13,722 products

Toilet Sealing Rings

Toilet Sealing Rings

Prevent leaks where toilets mount to the floor or wall

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

All Results

Sealing

O-Rings

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

13,722 products

Backup Rings

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

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

Hose Coupling Gaskets

Hose Coupling Gaskets

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

Manway Gaskets

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

Drain Gaskets

Create a watertight seal between your drain and fixture without the mess of plumber's putty

Drum Plug Gaskets

Drum Plug Gaskets

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

Hose Washers

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

Drum Gaskets

Seal lids onto steel and stainless steel drums

Heat Exchanger Gaskets

Heat Exchanger Gaskets

Replace front and rear gaskets in shell and tube heat exchangers

Gauge Glass Gaskets

Gauge Glass Gaskets

Seal the glass on level indicators to monitor liquids without leaks

Boiler Gaskets

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

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

Piston Seals

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

Rod Seals

Maintain pressure inside cylinders and prevent fluid leaks

Rod Wipers

Scrape dirt off rods to keep the inside of cylinders clean

Wear Rings

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

U-Cup Seals

With a lip on both the inside and outside edges, they can be used for sealing rods and pistons

Buffering Seals

Buffering Seals

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

Spring-Loaded Seals

Spring-Loaded Seals

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

Cushioning Seals

Cushioning Seals

Reduce wear and noise in air-powered cylinders by blocking the piston from hitting the cylinder body

Head Seals

Maintain a seal even under fluctuating pressure; more reliable than an O-ring with a backup ring

Wear Ring Stock

Wear Ring Stock

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

Shaft Repair Sleeves

Shaft Repair Sleeves

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

Packing Seals

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

Packing Seal Lubricating Rings

Packing Seal Lubricating Rings

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

Cord Stock

Cut to length to create customized seals

Facility and Grounds Maintenance

Toilet Sealing Rings

Toilet Sealing Rings

Prevent leaks where toilets mount to the floor or wall

Urinal Sealing Rings

Urinal Sealing Rings

Prevent leaks where urinals mount to the wall

Urinal Flanges

Connect a urinal to your drainage system

Flush Valve Replacement Parts

Flush Valve Replacement Parts

Replace virtually any part in the most common flush valve brands

Toilet Spuds

Connect wall-mount toilets to a flush valve

Urinal Spuds

Connect wall-mount urinals to a flush valve

Toilet Tank-to-Bowl Gaskets

Toilet Tank-to-Bowl Gaskets

Create a tight seal between a toilet tank and bowl

Power Transmission

Hydraulic Cylinder Seals

Hydraulic Cylinder Seals

Replace seals on the piston or rod end of hydraulic cylinders

Cylinder Rod Glands

Cylinder Rod Glands

Replace the rod gland on hydraulic cylinders

Rod End Seals

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

Flexible Shaft Coupling Seal Kits

Flexible Shaft Coupling Seal Kits

Fluid Handling

Tube Fitting Rings

Tube Fitting Rings

Snap onto push-to-connect fittings to identify different tubing lines

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)