O-ring Calculator

With the O-ring calculator, engineers can specify the groove dimensions for a specific O-ring or a specific groove. The O-ring calculator calculates the most relevant size O-ring for any given groove.

All relevant parameters are taken into account, for example:o-ring-calculator

  • Free groove volume
  • Thermal swell of the rubber material
  • O-ring inner diameter stretch
  • Outer diameter squeeze
  • Chemical swell
  • Thermal expansion of mating construction parts materials
  • O-ring squeeze
  • Thermal expansion of available elastomers

Now Online

Our user-friendly and easy to use O-ring Calculator is now available.

Calculations with the ERIKS O-ring calculator

With the O-ring calculator you calculate the groove dimensions for the use of a specific O-ring. You can also calculate O-ring dimensions for the use in a specific groove. These calculations can both be done for evaluation whether the O-ring is suitable for your application.

A worldwide unique calculator

This unique online calculation tool takes into consideration the thermal expansion of the mating construction parts materials. Also the chemical volume swell or shrinkage of the O-ring is taken into account. You can choose over 30 construction part materials and 11 O-ring compounds.

Contact ERIKS

For more information about the O-ring Groove Calculator or any other ERIKS product, please visit the website or fill the “Ask ERIKS” form on the upper-right corner.

Our brands
  • Kalrez
  • Pioneer Weston Performance Seals
  • Garlock Sealing Technologies
  • Saint-Gobain Performance Plastics
  • Parco
  • Freudenberg Sealing Technologies
  • Parker
Our customers
  • ASML
  • GlaxoSmithKline
  • Bosch
  • Emerson
  • Shell
  • Heineken
  • TATA Steel
  • Cargill
  • Daimler
  • FrieslandCampina
  • Philips
Our memberships
European Sealing Agency
European seals and Gaskets Association
Feel free to contact us

Do you have a question?

Feel free to send us an e-mail:

Contact us >


Want to get more information about our products?

Visit our download center >

Quality & Services

Besides product, ERIKS offers also a range of services

Learn more about our services >