| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | GLOBAL O-RING | GOR N8-90-242 | N8-90-242, 242 BACKUP RING, NITRILE 90 DURO BLACK, 4 ID X 4-1/4 OD X 1/8 C |
| | GLOBAL O-RING | GOR V8-90-242 | V8-90-242, 242 BACKUP RING, VITON 90 DURO BLACK, 4 ID X 4-1/4 OD X 1/8 CS |
| Inside Diameter | 4.006 in |
| Manufacturer | GLOBAL O-RING |
