National 3543 Oil Seal — SKF/CR Equivalent
| SKF / CR Part No. | Catalog Source |
|---|---|
| 13668 | Verified in both SKF 457012 & National 430i catalogs |
| 13750 | Verified in both SKF 457012 & National 430i catalogs |
| Dimension | Metric (mm) | Inch |
|---|---|---|
| Shaft diameter | 35 | 1.378 |
| Housing bore | 54.91 | 2.162 |
| Seal O.D. | 55.04 | 2.167 |
| Width | 10.79 | 0.425 |
Size 35 × 54.91 × 10.79 mm (1.378 × 2.162 × 0.425 in), lip material code H — 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 3543 for stock & pricing. Factory direct, global shipping.