National 4528N Oil Seal — SKF/CR Equivalent
| SKF / CR Part No. | Catalog Source |
|---|---|
| 18521 | Verified in both SKF 457012 & National 430i catalogs |
| 18546 | Verified in both SKF 457012 & National 430i catalogs |
| Dimension | Metric (mm) | Inch |
|---|---|---|
| Shaft diameter | 48 | 1.89 |
| Housing bore | 65 | 2.559 |
| Seal O.D. | 65.15 | 2.565 |
| Width | 24.5 | 0.965 |
Size 48 × 65 × 24.5 mm (1.89 × 2.559 × 0.965 in), lip material code N — 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 4528N for stock & pricing. Factory direct, global shipping.