National 473313 Oil Seal — SKF/CR Equivalent
| SKF / CR Part No. | Catalog Source |
|---|---|
| 17718 | Verified in both SKF 457012 & National 430i catalogs |
| 17720 | Verified in both SKF 457012 & National 430i catalogs |
| 18752 | Verified in both SKF 457012 & National 430i catalogs |
| Dimension | Metric (mm) | Inch |
|---|---|---|
| Shaft diameter | 44.45 | 1.75 |
| Housing bore | 77.75 | 3.061 |
| Seal O.D. | 77.88 | 3.066 |
| Width | 9.52 | 0.375 |
Size 44.45 × 77.75 × 9.52 mm (1.75 × 3.061 × 0.375 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 473313 for stock & pricing. Factory direct, global shipping.