M201047HD NTN Bower tapered roller bearing cone measures 39.688 mm ID with a 25.654 mm cone width. It belongs to the M201000 catalog series and is built to ABMA Class 4 (Inch) tolerance standards, matching the fit and precision required in tapered roller bearing assemblies calling for this cone size. Pro Gear and Transmission offers this as a genuine NTN Bower part.Interchanges:Timken M201047$89.96Features39.688 mm bore (ID)25.654 mm cone widthM201000 catalog seriesABMA Class 4 (Inch) tolerance ratingGenuine NTN Bower partTech SpecsID: 39.688 mmCone width: 25.654 mmCatalog series: M201000Tolerance class: ABMA Class 4 (Inch)