| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | GLOBAL O-RING | GOR N8-90-466 | N8-90-466, 466 BACKUP RING, NITRILE 90 DURO BLACK, 18-1/2 ID X 19 OD X 1/4 |
| | GLOBAL O-RING | GOR V8-90-466 | V8-90-466, 466 BACKUP RING, VITON 90 DURO BLACK, 18-1/2 ID X 19 OD X 1/4 C |
| Inside Diameter | 18.504 in |
| Manufacturer | GLOBAL O-RING |
