National 9128S Oil Seal — SKF/CR Equivalent
| SKF / CR Part No. | Catalog Source |
|---|---|
| 41550 | Verified in both SKF 457012 & National 430i catalogs |
| Dimension | Metric (mm) | Inch |
|---|---|---|
| Shaft diameter | 105.82 | 4.166 |
| Housing bore | 139.73 | 5.501 |
| Seal O.D. | 139.85 | 5.506 |
| Width | 15.24 | 0.6 |
Size 105.82 × 139.73 × 15.24 mm (4.166 × 5.501 × 0.6 in), lip material code S — 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 9128S for stock & pricing. Factory direct, global shipping.