Replacement o-rings are designed for use with straight threads on Eaton's steel adapter fittings.
| Type | O-Rings |
| Style | Straight Thread Boss Buna-N |
| Size | 3/8" |
| Material | Nitrile |
| I.D. | .648" |
| Color | Black |
| Port Size | 3/8" |
| Width | 0.078" |
| Durometer | 90 |
| Cross Section Shape | Round |
| Temp Range | -40° F to +250° F |
| Specifications | SAE J515 Type CH |
| Manufacture Part # | 22617-6 |
| Old Eaton Part # | 7629x6 |
