National 222240 Oil Seal — SKF/CR Equivalent
| SKF / CR Part No. | Catalog Source |
|---|---|
| 8550 | Verified in both SKF 457012 & National 430i catalogs |
| 8558 | Verified in both SKF 457012 & National 430i catalogs |
| Dimension | Metric (mm) | Inch |
|---|---|---|
| Shaft diameter | 22 | 0.866 |
| Housing bore | 40 | 1.575 |
| Seal O.D. | 40.23 | 1.584 |
| Width | 7 | 0.276 |
Size 22 × 40 × 7 mm (0.866 × 1.575 × 0.276 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 222240 for stock & pricing. Factory direct, global shipping.