1. Product Overview The 6303‑2RSH single row deep groove ball bearing adopts double-sided 2RSH low-friction contact NBR rubber seals. It features excellent dust-proof, splash-proof and grease locking performance, smooth low-noise high-speed operation. Widely applied in small industrial motors, cooling fans, handheld power tools, home appliances and light transmission equipment. Get a quote within 24 hours for your project 2. Technical Specifications Parameter Value Model 6303