Ultimate Guide: AS568 O Ring Size Chart.

23 Apr.,2024

 

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## Ultimate Guide: AS568 O Ring Size Chart.

1. What is AS568 O Ring size chart?

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AS568 O Ring size chart is a standardized sizing system for O Rings, which are commonly used in various industries for sealing applications. The AS568 standard was developed by the Society of Automotive Engineers (SAE) to ensure interchangeability and compatibility of O Rings across different manufacturers and industries.

2. How is AS568 O Ring size chart organized?

The AS568 O Ring size chart is organized based on the cross-sectional diameter and inside diameter of the O Rings. The sizes are designated by a dash number, ranging from -001 to -475, with each dash number corresponding to a specific O Ring size. The chart also includes tolerances for both cross-sectional diameter and inside diameter to ensure proper fit and seal.

3. What are the common sizes in the AS568 O Ring size chart?

Some of the common sizes in the AS568 O Ring size chart include -001, -006, -110, -210, and -325. Each size has specific dimensions for the cross-sectional diameter and inside diameter, allowing users to select the appropriate O Ring for their application based on the requirements.

4. How to choose the right O Ring size from the AS568 chart?

To choose the right O Ring size from the AS568 chart, it is important to consider the application requirements, such as pressure, temperature, and chemical compatibility. Additionally, measuring the groove dimensions where the O Ring will be installed is essential to ensure a proper fit. Once the requirements and dimensions are known, refer to the AS568 O Ring size chart to select the dash number that corresponds to the desired O Ring size.

5. Are there other O Ring size charts available besides AS568?

Yes, besides the AS568 O Ring size chart, there are other sizing systems such as the British Standard BS1806, Japanese Industrial Standard JIS B2401, and metric sizing systems. Each sizing system has its own set of dimensions and tolerances, so it is important to use the appropriate size chart based on the requirements of the application.

In conclusion, the AS568 O Ring size chart is a standardized system that simplifies the selection of O Rings for various sealing applications. By understanding how the chart is organized and how to choose the right size, users can ensure proper sealing and compatibility in their applications.

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