NTN Bower 15125HD tapered roller bearing cone with a 31.75 mm inside diameter and a 20.638 mm cone width. It is part of catalog series 15000 and is made to ABMA Class 4 (Inch) tolerance. The bearing designation is 15125. A genuine NTN Bower part from Pro Gear and Transmission.Interchanges:Timken 15125$40.47FeaturesTapered roller bearing cone, bearing designation 15125Inside diameter 31.75 mmCone width 20.638 mmCatalog series 15000Tolerance class ABMA Class 4 (Inch)Tech SpecsBearing designation: 15125Inside diameter: 31.75 mmCone width: 20.638 mmCatalog series: 15000Tolerance class: ABMA Class 4 (Inch)