| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | GLOBAL O-RING | GOR N8-90-251 | N8-90-251, 251 BACKUP RING, NITRILE 90 DURO BLACK, 5-1/8 ID X 5-3/8 OD X 1 |
| | GLOBAL O-RING | GOR V8-90-251 | V8-90-251, 251 BACKUP RING, VITON 90 DURO BLACK, 5-1/8 ID X 5-3/8 OD X 1/8 |
| Inside Diameter | 5.143 in |
| Manufacturer | GLOBAL O-RING |
