1. Product Overview The 71450-902A7 TDO double-row tapered roller bearing adopts double outer ring integrated structure, designed for heavy-load industrial axles and engineering equipment, bearing large combined radial and bidirectional axial impact load. It is widely used in mining vehicles, construction machinery and heavy transport axles where strong load capacity and stable anti-vibration performance are required. 👉 Get a quote within 24 hours for your project 2.