The online O-Ring Calculator offers engineers and professionals a quick and easy way to calculate O-Ring dimensions and the appropriate housing layout in accordance with the international O-Ring standard ISO 3601. By simply entering installation specifications for an application, it recommends O-Ring sizes, housing layout and corresponding part numbers.
You need to be registered and logged in to see the O-Ring Calculation software.
Login or register here to start the O-Ring Calculator
This tool is optimized for desktop devices. Mobile users can download the O-Ring-Selector App here
Do you want to know how to benefit most from using the O-Ring Calculator?
Please reference the e-Learning O-Ring Calculator lesson to become familiar with its functions.
You may also scan the QR-Code and download the
O-Ring Selector App to your mobile device
Did you know...
...that you can now use the O-Ring Calculator offline? Simply start the calculator and click the icon in your browser's tab. It will download and automatically generate a shortcut on your desktop.
Simply log in again to synch and share your calculation results.
Feature supported by Edge and Chrome