Precision Seals — Factory Direct | ✈️ Global Shipping

National 710323 Oil Seal — SKF/CR Equivalent

SKF / CR Part No.Catalog Source
20205Verified in both SKF 457012 & National 430i catalogs
20225Verified in both SKF 457012 & National 430i catalogs
DimensionMetric (mm)Inch
Shaft diameter512.008
Housing bore632.48
Seal O.D.63.22.488
Width8.50.335

Size 51 × 63 × 8.5 mm (2.008 × 2.48 × 0.335 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 710323 for stock & pricing. Factory direct, global shipping.