Generic O-Ring for Eclipse Filters

This is a Generic O-ring O-288 replacement with dimensioins for the Pentair Eclipse Side Mount Sand Filters. This o-ring is identical to O-288 and replaces Hayward CX900H, Hustler A211, Jacuzzi 47021100R, Leisure Bay 111902, Pentair/American 55006700, 57006800, Sta-Rite/Swimquip 355051223, Waterway 7111913, 8050117SD.