CFA Trap Lid O-Ring state_Iowa It expands to roughly twice

It expands to roughly twice its original volume as a result of its distilled water absorption and swelling mechanisms

Choose installation fitting to mount the sensor (one that meets your needs)

This is a Tank O-Ring for Jacuzzi TRI-C

Bottom 4-1/2"

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CFA Trap Lid O-Ring state_Iowa It expands to roughly twiceThis is an o ring designed to replace the U9 161 Cord Ring for Sta Rite Pentair 5 Inch Trap Lid for CFA Series Commercial Pool and Spa Pumps. This o ring has been manufactured in accordance with OEM specifications and is designed to meet or exceed the original manufacturer specifications.