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  1. O-Ring Size Chart for U.S. & Metric Standard Sizes

    O-ring size charts for U.S. and metric o-ring sizes. Find the right size o-rings, quad-rings, x-rings and square-rings for your application. Custom and non-standard o-ring sizes available with no …

  2. The standard sizes for o-rings include 20 sizes used to seal straight-thread tube fittings on a boss. A boss is a ± cylindrical projection on a casting or forging.

  3. O-Ring Size Chart & Calculator - Metric | Rocket Seals, Inc.

    Use our o-ring size chart and calculator to find the AS568 or metric sizing of standard size HNBR, Viton, and other o-rings.

  4. O-Ring Sizes And Dimensions • Seal & Design, Inc

    Here is an interactive chart for standard o-ring dimensions. There are two main o-ring sizing types. Standard was developed for use in the USA, while the international community uses …

  5. O-Ring Size Charts: AS568 & Metric | Global O-Ring and Seal

    Our O-Ring Size Charts show the common O-Ring size standards most often used/referenced standards by our customers in the US and internationally.

  6. The following tables list approximately 2000 O-ring sizes in order by inside diameter. These O-ring sizes correspond to US Standard AS568, British Standard, Swedish, as well as many common …

  7. O-Ring Size Chart | Standard O-Ring Sizes & Dimensions

    To help you find the correct size, refer to the AS568 O-ring size chart below. When measuring an O-ring, it’s important to determine the inside diameter (ID) and cross-sectional diameter (CS) …

  8. O-Ring Size Chart & Dimensions Guide (Standard & Metric)

    View our comprehensive O-Ring Size Chart covering AS568 (USA), Metric (ISO), and JIS standards. Search dimensions, download the complete size guide, and find the perfect seal fit …

  9. Learn How to Measure O-Rings the Right Way | O-Ring Size Chart

    Learn how to measure o rings properly by downloading an O-ring size chart.

  10. Full-size representations of our Standard Size O-Rings are displayed. This new version has more O-Rings illustrated, including Precision Associates’ own extended stan-dards.