6004 2RSJ C3 Japan Made Ball Bearing 20x42x12mm Sealed EMQ6004 2RSJ EM Sealed Ball Bearing Made in Japan 20mm ID x 42mm OD x 12mm Width This EMQ quality deep groove ball bearing is built for high performance electric motors and rotating equipment. With durable rubber seals and C3 clearance for thermal expansion, its designed for smooth, long lasting operation in demanding environments. Trusted for its Japanese precision and reliability. Item: 6004 2RSJ EM Nachi Ball Bearing Type: Deep Groove Ball Bearing