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$25.64
NSK 6303DDUC3 Deep Groove Ball Bearing – Double-Sealed, High-Clearance Bearing for Long-Lasting Performance
The NSK 6303DDUC3 is a high-quality deep groove ball bearing engineered for durability, low maintenance, and efficient operation in a wide range of applications. Manufactured by NSK, a global leader in motion and control technologies, this bearing is ideal for systems requiring dependable radial load support in compact spaces.
With a 17 mm inner diameter, 47 mm outer diameter, and 14 mm width, the 6303DDUC3 is built for smooth, high-speed operation. It features two contact rubber seals (DDU) for maximum protection against dust, dirt, and moisture—ensuring clean lubrication and extended service life.
The C3 internal clearance allows for additional thermal expansion, making it suitable for high-speed or high-temperature environments. This bearing is commonly used in electric motors, fans, pumps, power tools, and a variety of industrial machinery.
Engineers and technicians choose the NSK 6303DDUC3 for its consistent performance, quiet operation, and long-term reliability. It’s an ideal solution for both OEM assemblies and maintenance replacements in demanding conditions.
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1–3 Days in Most States
Bulk Discounts Available
OEM-Approved Lubricants
Fleets & Operators
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