This part is a face plate drain plug for Aqua-Flo pumps.. It does not come with an O-Ring you will find the link to that below.. Aqua-Flo Pump, Drain Plug, O-Ring Xp2, Xp2e, XP3, 7/16" ID, 3/32" ...
Aqua-Flo Xp2 6.1" or 6.3"and XP2e Flo-Master Pump Face O-Ring fits around the Face of a Xp2 Pump Face exclusively for An Aqua-Flo Xp2 pump which has 2" inlet and outlet which measures about 3" across...