This is a filter bulkhead o-ring O-283 designed for Pentair Sta-Rite System:3 Modular SMD Series D.E. Filter, Sta-Rite System:3 SD Series D.E. Filter, and SS-Series Sand Filters. This o-ring is identical to these part numbers: Astral 722R0840030, Coleco 33235, Pentair PacFab 154005, Pentair Rainbow R172009, Sta-Rite 355051425, Sta-Rite Swimquip 355051332, 355051425.
This o-ring has been manufactured in accordance with OEM specifications and is designed to meet or exceed the original manufacturer specifications.
