M804049HD NTN Bower tapered roller bearing cone is built to the M804000 catalog series, with a 47.625 mm bore and 25.4 mm cone width. It is manufactured to ABMA Class 4 (Inch) tolerance standards for precise fit in tapered roller bearing assemblies. Sold by Pro Gear and Transmission as a genuine NTN Bower part.Interchanges:Timken M804049$52.16Features47.625 mm inside diameter25.4 mm cone widthM804000 catalog seriesABMA Class 4 (Inch) tolerance ratingTapered roller bearing cone designTech SpecsInside Diameter: 47.625 mmCone Width: 25.4 mmCatalog Series: M804000Tolerance Class: ABMA Class 4 (Inch)