How to: Use an O-Ring Measuring Cone

Watch our video which demonstrates how to use an O-Ring Measuring Cone

1. Locate slots at the base of the cone. This will determine the cross-section of your O-Ring

2. Select the appropriate cross-section slot into which your O-Ring fits

3. The raised numbers above the slot determines your O-Ring cross section size

4. Slide the O-Ring down the cone until it comes to rest on a step

5. Read the O-Ring size from the step it is resting on


Telephone: +44 (0) 1325 282732 Email:


Telephone: +44 (0) 1302727252 Email:


Telephone: +44 (0) 1224648999 Email:

The Netherlands

Telephone: +31 (0) 162581060 Email: