1. Product Overview The 2203E-2RS1TN9 double row self-aligning ball bearing features spherical outer raceway to compensate shaft angular misalignment. Equipped with double-sided 2RS1 contact rubber seals and lightweight TN9 glass fiber reinforced nylon cage, it locks grease inside and blocks dust for long-term maintenance-free operation. It fits small motors, textile machines and light conveyors where installation deflection and medium-speed running exist. 👉 Get a quote