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The Trelleborg Sealing Solutions O-Ring App calculates O-Ring dimensions by simply entering installation specifications for your application in metric or inch. In addition, the App recommends O-Ring sizes according to ISO 3601 so you know exactly which part you need.

Features at a Glance:
– O-Ring Housing: After entering the bore or rod/shaft diameter, you will receive an O-Ring recommendation and O-Ring housing calculation according to the recommendations of ISO 3601
– O-Ring Quick Search: offers the selection of O-Ring nominal sizes according to the following national/international standards: ISO 3601-1 Class B (International), ISO 3601-1 Class A (AS 568, USA), NFT 47-502 (France), JIS B 2401 (Japan) SMS 1586 (Sweden)
– Tolerances: calculation of O-Ring tolerances according to ISO 3601-1 Class B and Class A
– Switch between metric and inch
– Chemical compatibility check: find out which materials are compatible with the media used in your application.
– Integration of Trelleborg Sealing Solutions Videos


Trelleborg Sealing Solutions
Aug 13, 2021
7.99 MB

- Added the ISO 3601-1 Class A (AS 568) O-Ring standard to the O-Ring Search and Tolerances pages
- The O-Ring Search page was also updated with the France standard NFT 47-502
- Included Privacy Notice link for GDPR

How to install O-Ring app?

Option 1:

To download the APK file directly from our site, tap the button above.

Option 2:

Install O-Ring from the Google Play Store or Apple App Store.