Head Gaskets | McMaster-Carr

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High-Purity Ceramic Alumina

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For Use With

Diluted Salt Solutions

Fluorinated Solvents

Liquid Insecticides

Synthetic Lubricants

Transmission Fluid

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

Core Material

Silicone Rubber

Viton® Fluoroelastomer

Fractional Width

Minimum Temperature

-250° F or less

-249° F to -100° F

-99° F to -50° F

-49° F to -1° F

Greater than 0° F

Fractional ID

Specifications Met

NFPA (National Fluid Power Association) Standard

Fractional OD

REACH

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

RoHS

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Thickness

Environment

Food and Beverage

High Temperature

Shape

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15,636 Products

Sealing

Gasket Sealants

Gasket Sealants

Seal gaskets on metal parts

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

Gasket Makers

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

Head Seals

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

Buffering Seals

Buffering Seals

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

Piston Seals

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

Rod Seals

Maintain pressure inside cylinders and prevent fluid leaks

O-Rings

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

13,871 products

Cord Stock

Cut to length to create customized seals

Backup Rings

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

Fluid Handling

Strainers

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

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