Watkins, Vendor Code #4081, O-Ring, Aqua-Flo, Xp2 6.1" or 6.3" Face, Wet End , WaveMaster, 6-1/4" Inside Diameter, 3/32" Thick

Watkins Vendor Code 4081 6.1" or 6.3"and XP2e WaveMaster Pump Face O-Ring fits around the Face of a 4081 Pump Face exclusively for An Wavemaster Xp2 pump which has 2" inlet and outlet which measures about 3" across the threads...

There are (2) Different versions of the Face plate O-Ring on the Xp2 4081 Wet Ends..

This listing is the Newer Version where the O-Ring fits in the crook of the flange of the face and it is the more common newer version.. The Older Version link is below..

The O-Ring in this listing fits in the groove like this and is the more rare of the two.. The Older Version link is below..

You can find the Older Version o-ring here:

Aqua-Flo, XP, Face, O-Ring, Wet End , Flo-Master, 6" Inside Diameter, 1/8" Thick