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Kalrez® perfluoroelastomer parts

O-Ring Sizes

O-rings made from standard compounds are available from stock.

Many AS-568, metric and JIS O-ring sizes in commercial compounds may be available for immediate shipment from your local authorized Kalrez® perfluoroelastomer parts distributor. In addition, DuPont maintains inventories of all AS-568, metric and JIS O-ring sizes. Please call your local authorized Kalrez® distributor for current inventory status and estimated shipment dates.

AS-568 Metric Standards Custom O-Rings



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General Chemical Resistance
Compound Selection in CPI
Compound Selection in Semiconductor
Pharmaceutical Compounds
Parts Availability List