National 710221 Oil Seal — SKF/CR Equivalent
| SKF / CR Part No. | Catalog Source |
|---|---|
| 16499 | Verified in both SKF 457012 & National 430i catalogs |
| Dimension | Metric (mm) | Inch |
|---|---|---|
| Shaft diameter | 42 | 1.654 |
| Housing bore | 56 | 2.205 |
| Seal O.D. | 56.1 | 2.209 |
| Width | 5 | 0.197 |
Size 42 × 56 × 5 mm (1.654 × 2.205 × 0.197 in), lip material code N — 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 710221 for stock & pricing. Factory direct, global shipping.