Bearing Cap O-Rings — Fits American Turbine AT309, TJ309 with HP Bearing, and Dominator 12S, 12TD with HP Bearing Jet Pumps
| For use with the following: | Qty. Required | Diagram Fig. No. |
| American Turbine AT 309 with HP Bearing—Use with serial # 25649 to present | 1 | 38 |
| American Turbine TJ 309 with HP Bearing—Use with serial # 25649 to Present | 1 | 51 |
| Dominator 12S with HP Bearing—Use with serial # 25649 to present | 1 | 37 |
| Dominator 12TD with HP Bearing—Use with serial # 25649 to present | 1 | 51 |