LM29749HD NTN Bower tapered roller bearing cone is built to the LM29700 catalog series dimensions, with a 38.1 mm bore and 18.288 mm cone width. It is manufactured to ABMA Class 4 (Inch) tolerance standards for precise fit in tapered roller bearing assemblies. Pro Gear and Transmission sells this cone as a genuine NTN Bower component for buyers who need the exact LM29700-series geometry for their bearing set.Interchanges:Timken LM29749$19.65Features38.1 mm inside diameter18.288 mm cone widthLM29700 catalog seriesABMA Class 4 (Inch) tolerance classGenuine NTN Bower tapered roller bearing coneTech SpecsInside diameter: 38.1 mmCone width: 18.288 mmCatalog series: LM29700Tolerance class: ABMA Class 4 (Inch)