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Seal Face Housing O-Rings fit SD312 — Fig. No. 20
SKU: 285-SD312-Fig20
| For use with the following: | Qty. Required | Diagram Fig. No. |
| American Turbine SD 309 | 1 | 20 |
| American Turbine SD 312 | 1 | 20 |
| For use with the following: | Qty. Required | Diagram Fig. No. |
| American Turbine SD 309 | 1 | 20 |
| American Turbine SD 312 | 1 | 20 |