Timken 2MM9116WI DUH Super Precision Ball Bearing

Description:

The Timken Fafnir 2MM9116WI DUH super precision bearing is used in high-speed machine tool spindles and precision motion control systems to provide exceptional rotational accuracy, rigidity, and reliability. 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 for spindle repairs, machine tool rebuilds, precision retrofits, and replacement of worn super precision bearings.

Applications:

The Timken Fafnir 2MM9116WI DUH super precision bearing is commonly used in CNC machining centers, precision milling machines, grinding equipment, turning centers, aerospace manufacturing systems, and high-speed industrial spindles where low runout, high accuracy, and reliable high-speed performance are required.

Technical Specifications:

• Manufacturer: Timken Fafnir
• Model / Part number: 2MM9116WI DUH
• Product type: Super precision angular contact ball bearing
• Bearing series: 2MM9100 series
• Bearing type: Single-row angular contact
• Precision class: Super precision
• Contact angle: 15° (WI design)
• Duplex arrangement: DUH universal duplex, high preload
• Cage material: Phenolic cage (series dependent)
• Lubrication: Grease lubricated
• Design: Open bearing
• Mounting: Precision machine tool spindle applications
• Application environment: High-speed machine tools and precision industrial equipment

Common Replacements:

• SKF 71916 CD/P4A angular contact ball bearing
• NSK 7916CTYNSULP4 super precision bearing
• Schaeffler FAG B71916-E-T-P4S super precision bearing