Flange Gaskets | McMaster-Carr

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System of Measurement

Pipe Size

Shape

Ring with Bolt Holes

Ring with Tines

For Flange ANSI Class

Thickness

Material

High-Purity Aluminum Oxide Ceramic

Stainless Steel

Vegetable Fiber

OD

Number of Bolt Holes

Color

ID

Backing Type

Maximum Temperature

Less than 250° F

250° F to 499° F

500° F to 999° F

1,000° F to 1,999° F

2,000° F or greater

For Use With

Faucet Sprayers

Transmission Fluid

Acetic Acid (White Vinegar)

Ammonium Hydroxide

Maximum Pressure

Less than 500 psi

500 psi to 999 psi

1,000 psi to 1,999 psi

2,000 psi to 9,999 psi

10,000 psi or greater

Hardness Rating

Width

Hardness

Minimum Temperature

-250° F or less

-249° F to -100° F

-99° F to -50° F

-49° F to 0° F

Greater than 0° F

Specifications Met

Environment

Food and Beverage

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

Length

Bolt Screw Size

How can we improve?

4,850 Products

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

Gasket Material

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

Made-to-Order Gaskets

Made-to-Order Gaskets

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

Drain Gaskets

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

O-Rings

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

Raw Materials

Foam

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

Fabricating and Machining

Gasket Cutters

Create circular gaskets from pliable material and soft metal

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