National 8243 Oil Seal — SKF/CR Equivalent
| SKF / CR Part No. | Catalog Source |
|---|---|
| 20965 | Verified in both SKF 457012 & National 430i catalogs |
| Dimension | Metric (mm) | Inch |
|---|---|---|
| Shaft diameter | 53.97 | 2.125 |
| Housing bore | 79.91 | 3.146 |
| Seal O.D. | 80.09 | 3.153 |
| Width | 12.7 | 0.5 |
Size 53.97 × 79.91 × 12.7 mm (2.125 × 3.146 × 0.5 in), lip material code F — from the National 430i catalog. Always confirm shaft diameter, bore diameter and width against your application before ordering.
Verify dimensions before ordering. Interchange numbers mean the same shaft/bore application, but lip material, spring design or width can differ between brands. Metric sizes can be checked on our oil seal size chart.
Need this seal? Email sales@sealstocks.com with part number National 8243 for stock & pricing. Factory direct, global shipping.