Timken 3MM9110WICRDUM Super Precision Bearing Set

Description:

The Timken Fafnir 3MM9110WICRDUM super precision bearing set is used in high-speed machine tool spindles and precision motion control systems to deliver exceptional accuracy, rigidity, and rotational performance. Commonly installed in CNC machining centers, milling machines, grinding machines, precision lathes, and other high-performance manufacturing equipment. Maintenance teams and system integrators use this bearing set for spindle repairs, machine tool rebuilds, precision retrofits, and replacement of worn super precision bearing assemblies.

Applications:

The Timken Fafnir 3MM9110WICRDUM super precision bearing set is commonly used in CNC machining centers, precision milling equipment, grinding machines, turning centers, aerospace manufacturing systems, and high-speed industrial spindles where low runout, high rigidity, and reliable high-speed operation are required.

Technical Specifications:

• Manufacturer: Timken Fafnir
• Model / Part number: 3MM9110WICRDUM
• Product type: Super precision angular contact bearing set
• Bearing type: Single-row angular contact ball bearings (matched set)
• Precision class: Super precision
• Contact angle: 15° (WI design)
• Arrangement: DUM universal duplex matched set, medium preload
• Cage material: Phenolic cage
• Design: Open bearing
• Lubrication: Grease or oil lubrication compatible
• Mounting: Precision machine tool spindle applications
• Application environment: High-speed machine tools and precision industrial equipment

Common Replacements:

• SKF 71910 CD/P4A angular contact bearing set
• NSK 7910CTYNSULP4 super precision bearing set
• Schaeffler FAG B71910-E-T-P4S super precision bearing set