National 9178S Oil Seal — SKF/CR Equivalent
| SKF / CR Part No. | Catalog Source |
|---|---|
| 16757 | Verified in both SKF 457012 & National 430i catalogs |
| Dimension | Metric (mm) | Inch |
|---|---|---|
| Shaft diameter | 42.85 | 1.687 |
| Housing bore | 66.17 | 2.605 |
| Seal O.D. | 66.27 | 2.609 |
| Width | 5.97 | 0.235 |
Size 42.85 × 66.17 × 5.97 mm (1.687 × 2.605 × 0.235 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 9178S for stock & pricing. Factory direct, global shipping.