17/27 mm o-ring (Sundance sensors)

This O-ring is a spare part for the temperature sensors and low-profile air injectors used by Sundance Spas and Jacuzzi since 2002.

Dimensions
Inside diameter: 17 mm
Outside diameter: 27 mm
Thickness : 5 mm

Part numbers
Sundance Spas / Jacuzzi : 6540-228