The NSK B89 SWR Sheathed V-belt is a high-performance power transmission component designed for demanding industrial and agricultural machinery. Featuring a durable sheathed construction, this B-section V-belt provides excellent resistance to heat, oil, and abrasion, ensuring reliable operation and extended service life. Its robust design with polyester cords delivers efficient power transfer and minimizes slippage, making it ideal for various heavy-duty applications.