1. Product Overview The 6308‑2RS1 single row deep groove ball bearing adopts double-sided 2RS1 contact NBR rubber seals. It features superior dust-proof, splash-proof and grease retention capacity, runs stably with low noise under continuous heavy-load operation. Widely matched with heavy-duty industrial motors, water pumps, blowers, small compressors and various heavy-load rotating machinery. Get a quote within 24 hours for your project 2. Technical Specifications Model 6308