1. Product Overview The 6902 open‑type thin‑wall deep groove ball bearing is designed for compact high‑speed rotary assemblies, offering low‑friction and excellent rotational performance.It is widely used in automation and precision machinery where slim dimension and oil‑lubried running are required. 👉 Get a quote within 24 hours for your project 2. Technical Specifiions Model 6902 Inner Diameter (ID) 15 mm Outer Diameter (OD) 28 mm Width 7 mm Structure Thin‑Wall Deep