Precision Seals — Factory Direct | ✈️ Global Shipping

National 331301N Oil Seal — SKF/CR Equivalent

SKF / CR Part No.Catalog Source
19852Verified in both SKF 457012 & National 430i catalogs
DimensionMetric (mm)Inch
Shaft diameter50.82
Housing bore65.072.562
Seal O.D.65.182.566
Width13.410.528

Size 50.8 × 65.07 × 13.41 mm (2 × 2.562 × 0.528 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 331301N for stock & pricing. Factory direct, global shipping.