Compatibility: 25230-0010S Tank O-Rings for Sta-Rite/ for Pentair for Posi-Clear PXC75, PXC95, PXC125, PXC150 Pool Filters Compatible Part Numbers: 171021108, 31935, 31935-0001, 319350001, O-419 o419, sta0512721, 90-423-5450, apco2252, pen252300010s, sta-051-2504.
eBay