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Nitrile Rubber O-Rings (0.210" section)

We stock hundreds of o-rings rated for vacuum use in a variety of diameters, cross sectional areas, and materials.

O-Rings Features:

  • Standard Diameters: range from fractions of an inch to over 2 feet
  • Materials consist of:
    • Viton® (fluorocarbon), Durometer = 75
    • Buna-N (nitrile), Durometer = 70;
    • Silicone rubber, Durometer = 70
  • For common sizes typically used in KF, ISO, and ASA components, please see listings in those sections or visit our web site.

Dimensional Drawings

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  • The material most commonly used is fluorocarbon, due to its low porosity to most gases and its tolerance to high temperatures over short periods. Refer to the Technical Notes in this section on Elastomeric Gaskets for more information on o-ring selection.

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Ordering Table

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Contact Us - Nitrile Rubber O-Rings (0.210" section)