Stainless Steel Gaskets | McMaster-Carr

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System of Measurement

Pipe Size

For Flange ANSI Class

Material

Aramid/Fiberglass Fabric

Aramid/PTFE Fiber

Calcium Carbonate

Compressed Fiber

Cotton/Polyester Fabric

Methyl Isobutyl Ketone (MIBK)

Molybdenum Disulfide

Parachlorobenzotrifluoride (PCBTF)

Rayon/Wool Felt

Rock Wool/Mineral Fiber/Clay/Filler

Silicate Cement

Silicon Carbide

Stainless Steel

17-4 PH Stainless Steel

17-7 PH Stainless Steel

18-8 Stainless Steel

300 Series Stainless Steel

302 Stainless Steel

304 Stainless Steel

304/304L Stainless Steel

316 Stainless Steel

316/316L Stainless Steel

321 Stainless Steel

A286 Stainless Steel

Alloy 20 Stainless Steel

Bumax 88 Stainless Steel

Bumax 109 Stainless Steel

Stainless Steel

Toluene (Methylbenzene)

Vegetable Fiber

Shape

Ring with Bolt Holes

Ring with Tines

ID

OD

Maximum Temperature

Less than 500° F

500° F to 999° F

1,000° F to 1,999° F

2,000° F to 2,999° F

Thickness

0.005" to 0.024"

0.010" to 0.013"

0.010" to 0.020"

0.010" to 0.030"

0.012" to 0.018"

0.013" to 0.019"

0.014" to 0.018"

0.014" to 0.033"

0.015" to 0.018"

0.016" to 0.025"

0.017" to 0.023"

0.017" to 0.028"

0.017" to 0.047"

0.018" to 0.022"

0.018" to 0.032"

0.018" to 0.039"

Maximum Pressure

Less than 1,000 psi

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

Specifications Met

ANSI/BHMA A156.21

Performance

Chemical Resistant

Corrosion Resistant

Finish-Your-Own

Flame Retardant

High Temperature

Metal Detectable

Molten-Metal Splash Resistant

Weather Resistant

X-Ray Detectable

For Use With

Ball Joint Rod Ends

Diluted Salt Solutions

Fluorinated Solvents

Square-Neck Bolts

Synthetic Lubricants

Number of Bolt Holes

Color

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

Screw Size

Tube OD

Filler Material

Backing Type

Width

DFARS Specialty Metals

Sealing Element OD

REACH

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

How can we improve?

2,897 Products

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

Gasket Material

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

Made-to-Order Gaskets

Made-to-Order Gaskets

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

Manway Gaskets

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

Hose Washers

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

Drum Gaskets

Seal lids onto steel and stainless steel drums

O-Rings

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

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

Spring-Loaded Seals

Spring-Loaded Seals

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

Shaft Repair Sleeves

Shaft Repair Sleeves

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

Rope Seals

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

Fastening and Joining

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Washers

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

Fluid Handling

Tube and Tube Fittings

Tube and Tube Fittings

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

Strainers

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

Fabricating and Machining

Pocket Knives

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

Scissors

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

Scalpels

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

Shop Knives

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

Utility Knives

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

Precision Knives

Precision Knives

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

Hot-Blade Knives

Hot-Blade Knives

Melt through synthetic fabric and rubber, leaving clean edges

Razor Blades

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

Building and Machinery Hardware

Grommets

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

Edge Trim

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

Weatherstripping

Weatherstripping

Seal gaps around doors, windows, and frames

Thresholds

Transition between flooring surfaces and reduce gaps between doors and floors

Power Transmission

Rod End Seals

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

Electrical

Electrical Enclosure Fasteners

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

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