1. Product Overview The 2205 ETN9 double row self-aligning ball bearing adopts spherical outer raceway structure, which can compensate shaft angular misalignment during operation. Open design supports convenient re-lubrication, equipped with lightweight fiberglass reinforced nylon cage for low friction running. It is widely applied in small motors, textile machinery and light conveyor systems where installation deflection and regular maintenance are required. 👉 Get a quote