Trelleborg Updates its Industry-Leading O-Ring Calculator

Trelleborg Sealing Solutions, one of the world’s leading developers, manufacturers and suppliers of precision seals and bearings, has updated its much used O-Ring Calculator with a new even easier to use layout and added features.

>>Click here to read the full feature list or use the tool.

O-Ring CalculatorThe most important enhancement is calculation of total compression forces. In addition, there is a differentiation between static and dynamic applications as well as improved file saving options. The calculator also boasts a better user interface, language functionality, flexible choice of systems of units and improved ISO quick search. This means that from now on, calculation files can easily be shared between design engineers from different countries.

Market-leading tool
Simone Frick, O-Ring Product Manager, says: “We are sure that the latest update of our O-Ring Calculator will be much appreciated by the tens of thousands of users we have worldwide. No one else has a comparative online tool and this newest version takes us a further step ahead.

“The calculation of compression forces is something completely new. It enables design engineers to better estimate the mechanical stress on counterparts through the compression of the O-Ring and avoid component damage.”

Quick and easy
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. The calculator is available free-of-charge from

This O-Ring Calculator is part of a suite of tools and apps from Trelleborg Sealing Solutions that includes the highly successful ISO Fits & Tolerances and Unit & Hardness. All are available at and apps are free from iTunes or via the Apple App Store on the iPhone and iPod Touch.