This is the Hex Nut that you will find by the compression fittings on the J tubes or the tubing from Clark pump to membrane vessels.

If you have any questions on what you might need or don’t see something on the website send us an e-mail or call and we will help assist you!

Please note that this is an aftermarket product. Which means if your unit is still under any manufactors warranty adding any aftermarket products to the system can negate and / or void any or all warranty claims present or future.

If you are looking for OEM Parts you can email us as well to make sure you are getting factory approved parts.