1. Product Overview The 3313A single‑row tapered roller bearing adopts separable cone‑cup construction. It can withstand combined heavy radial load and unidirectional axial thrust load. Working clearance can be adjusted during assembly, well‑suited for heavy‑duty rotary shafts under impact and vibration working conditions. It is widely used in industrial gear reducers, heavy vehicle axles and engineering machinery transmission assemblies. 👉 Get a quote within 24 hours for