Gasket Materials

Buna-N/NBR

Our standard gasket, included our stock fittings. Strong and has good resistance to oils, fuels, and water.

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EPDM

Excellent resistance to water, steam, UV light, and chemicals along with a broad temperature range.

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Neoprene

Excellent balance of properties with good oil resistance, weather resistance, and mechanical strength

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Viton/FKM

Excellent resistance to chemicals, fuels, oils and heat.

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Silicone

Best known for its ability to withstand both high and low temperatures and it is also more resilient than other rubber materials.

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PTFE Envelope

The PTFE envelope enhances chemical and high temperature resistance, while maintaining compressibility of the core.

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Buna-N FDA

Same as the Buna-N, but food grade. Meets FDA specifications.

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Extra Thick Buna-N

Same as the Buna-N, but thicker. Thicker gaskets form a tighter seal.

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Gaskets with Screens

Gaskets with screens provide straining and protection during operation.

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Gasket sizes

Standard Size Gaskets


Fittings SizeInside DiameterOutside DiameterThickness
1/2″0.528″1″0.135″
3/4″0.875″1.375″0.218″
1″1.063″1.563″0.250″
1-1/4″1.359″1.938″0.250″
1-1/2″1.625″2.188″0.250″
2″2.000″2.625″0.250″
2-1/2″2.375″3.125″0.250″
3″3″3.719″0.250″
4″4″4.875″0.250″
6″6″7.063″0.250″

Extra Thick Gaskets

Fittings SizeInside DiameterOutside DiameterThickness
1″1.063″1.563″0.312″
1-1/4″1.359″1.938″0.312″
1-1/2″1.687″2.25″0.312″
2″2″2.625″0.313″
2-1/2″2.375″3.126″0.312″
3″3″3.719″0.312″
4″4″4.875″0.312″
6″6″7.125″0.312″