National 7790H Oil Seal — SKF/CR Equivalent
| SKF / CR Part No. | Catalog Source |
|---|---|
| 21269 | Verified in both SKF 457012 & National 430i catalogs |
| Dimension | Metric (mm) | Inch |
|---|---|---|
| Shaft diameter | 53.97 | 2.125 |
| Housing bore | 81.1 | 3.193 |
| Seal O.D. | 81.23 | 3.198 |
| Width | 20.62 | 0.812 |
Size 53.97 × 81.1 × 20.62 mm (2.125 × 3.193 × 0.812 in), lip material code H — 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 7790H for stock & pricing. Factory direct, global shipping.