Generic O-Ring [3" ID] [3/16" CS] O-109 (O-109)

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An O-ring helps create a dependable seal at a compatible circular connection, and this generic version is sized with a 3 inch inside diameter and 3/16 inch cross-section using the O-109 reference. When a thicker-profile O-ring becomes brittle, compressed, or damaged, the connection can lose the sealing support it should maintain under normal service conditions.The 3/16 inch cross-section gives this O-ring practical value because some applications require more sealing material than a lighter section can provide. A properly selected O-ring helps support cleaner groove fill and contributes to more dependable sealing performance where a substantial profile is specified.This type of part is especially useful during maintenance where the original seal design calls for a thicker profile and accurate matching is important to dependable service. That keeps repairs more precise and more dependable.Installed in the proper application, this O-ring helps support dependable sealing and contributes to cleaner overall assembly integrity. O-ring with 3 inch ID and 3/16 inch cross-section Helps support dependable sealing where a thicker profile is required Useful when exact O-ring profile matching matters Supports cleaner targeted maintenance and repair Improves fit confidence and sealing reliability Show more