| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | GLOBAL O-RING | GOR N8-90-161 | N8-90-161, 161 BACKUP RING, NITRILE 90 DURO BLACK, 5-1/2 ID X 5-11/16 OD X |
| | GLOBAL O-RING | GOR N8-90-254 | N8-90-254, 254 BACKUP RING, NITRILE 90 DURO BLACK, 5-1/2 ID X 5-3/4 OD X 1 |
| | GLOBAL O-RING | GOR V8-90-161 | V8-90-161, 161 BACKUP RING, VITON 90 DURO BLACK, 5-1/2 ID X 5-11/16 OD X 3 |
| | GLOBAL O-RING | GOR V8-90-254 | V8-90-254, 254 BACKUP RING, VITON 90 DURO BLACK, 5-1/2 ID X 5-3/4 OD X 1/8 |
| Inside Diameter | 5.518 in |
| Manufacturer | GLOBAL O-RING |
