NSK 6306DDUC4** Deep Groove Ball Bearing 30x72x19mm Double Sealed

The NSK 6306DDUC4** is a precision-engineered deep groove radial ball bearing designed for reliable performance in automotive, industrial, and mechanical applications. This single-row bearing features dual contact seals (DDU designation) on both sides, providing superior protection against contamination while retaining lubrication for extended service life.

Key Specifications:

• Inner Diameter (Bore): 30mm
• Outer Diameter: 72mm
• Width: 19mm
• Weight: 0.76 lbs (345 grams)
• Basic Dynamic Load Rating: 26.7 kN
• Basic Static Load Rating: 15 kN
• Grease Lubrication Speed Limit: 6,700 RPM

Features & Benefits:

• DDU double sealed design protects internal components from dust, dirt, and moisture
• C4 clearance designation indicates larger than standard radial internal clearance for high-speed operation and elevated temperature applications
• Suitable for applications requiring minimal friction and smooth, quiet operation
• Pre-lubricated with high-quality grease for immediate installation
• Manufactured by NSK, a globally recognized leader in bearing technology

This bearing is commonly used in wheel assemblies, electric motors, pumps, gearboxes, and various power transmission equipment where sealed protection and reliable performance are essential. The C4 clearance makes it ideal for applications involving thermal expansion or shaft deflection.