Green Gaskets | McMaster-Carr

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System of Measurement

Thickness

Shape

Pipe Size

Maximum Temperature

Performance

Electrical Insulating

Material

Backing Type

For Flange ANSI Class

For Use With

Diluted Salt Solutions

Width

Maximum Pressure

1,000 psi to 1,999 psi

10,000 psi or greater

Not Rated

Number of Bolt Holes

Length

Seal ID

Environment

Hardness Rating

Bolt Screw Size

Export Control Classification Number (ECCN)

2B999

EAR99

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

Yes

DFARS Specialty Metals

REACH

RoHS

872 Products

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

84 products

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

25 products

Hose Coupling Gaskets

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

11 products

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

12 products

Gasket Makers

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

2 products

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

136 products

O-Rings

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

312 products

Cord Stock

Cut to length to create customized seals

21 products

Fastening and Joining

Sealing Washers

Prevent fluids from leaking around fasteners

41 products

Raw Materials

Mica

An electrical insulator that resists high temperatures; use in circuit breakers and heating elements

100 products

Foam

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

35 products

Felt

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

5 products

Fabricating and Machining

Utility Knives

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

34 products

Precision Knives

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

53 products