Waterway 31 mm o-ring for 1" pump unions

This o-ring has an inside diameter of 31 mm, and fits all 1-inch pump unions, including all the ones manufactured by Waterway.

It is also found on the 1-inch union assembly.

Dimensions
Inside diameter: 31 mm
Outside diameter: 35 mm
Thickness: 2 mm

Part numbers
Waterway: 805-0123