National 370021A Oil Seal — SKF/CR Equivalent
| SKF / CR Part No. | Catalog Source |
|---|---|
| 45093 | Verified in both SKF 457012 & National 430i catalogs |
| 45152 | Verified in both SKF 457012 & National 430i catalogs |
| 45157 | Verified in both SKF 457012 & National 430i catalogs |
| 45158 | Verified in both SKF 457012 & National 430i catalogs |
| 45160 | Verified in both SKF 457012 & National 430i catalogs |
| 45162 | Verified in both SKF 457012 & National 430i catalogs |
| 518680 | Verified in both SKF 457012 & National 430i catalogs |
| 518683 | Verified in both SKF 457012 & National 430i catalogs |
| 528367 | Verified in both SKF 457012 & National 430i catalogs |
| Dimension | Metric (mm) | Inch |
|---|---|---|
| Shaft diameter | 114.3 | 4.5 |
| Housing bore | 158.78 | 6.251 |
| Seal O.D. | 159.13 | 6.265 |
| Width | 15.37 | 0.605 |
Size 114.3 × 158.78 × 15.37 mm (4.5 × 6.251 × 0.605 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 370021A for stock & pricing. Factory direct, global shipping.