Aladdin O-155-9 O-Ring Replacement for select Pool and Spa Parts

This O-ring is designed to use with American divert port valve bobbin, Americana II pump and Hayward Micro Star/Star Clear II filter air relief valve, Star Clear relief valve. Also fits Pac Fab 2-Inch PVC valve shaft, Purex selector valve shaft, Sta Rite WC-212 valve cap, Swim quip dial valve shaft, Swim rite valve stem. Also compatible with Jacuzzi valve and filter, Jacuzzi spring retainer dial valve, Waterway Crystal Water DE filter pressure relief valve.