Buna 90 Contoured Back-Up Rings Over 3 Inch Diameter Provide Excellent Resistance To Pteroleum Products.
Buna 90 Contoured Back-Up Rings over 3-inch diameter have Eecellent compression set, tear and abrasion resistance. Should not be stored in direct sunlight or near motors or other electrical equipment which may generate ozone. Resistance levels not suitable to ozone, sunlight, or weather, unless specifically compounded. Buna 90 are the most widely used O-Ring elastomer. Diameters range from 3-1/2 -23 inches.. Other dimensions vary per model.
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