The product is an open deep groove ball bearing by NSK with the model number 6306 78. It has a bore diameter of 30mm An overall diameter of 72MM and a width of 19mm, making it suitable for various mechanical power transmission and industrial automation applications. The bearing is made in Japan, ensuring high quality and reliability for your machinery or equipment needs. This product is ideal for businesses and industries looking for a reputable and durable bearing option.

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