This o-ring is designed for the for Sta-Rite HRPB MK23 Tube and Fill Cap. The o-ring will work in other equipment, as listed. It is identical to these parts: 154491 PacFab o-ring, Anthony/Kim Rear Seal O-Ring, Jandy R0338801 R0338805, Diffuser O-ring Pentair/PacFab 154491, Sta-Rite/SwimQuip 35505-1317, and Waterway 8050330.
This o-ring has been manufactured in accordance with OEM specifications and is designed to meet or exceed the original manufacturer specifications.