Timken 71906CCRDULP4S Duplex Angular Contact Ball Bearing Set

Description:

The Timken 71906CCRDULP4S bearing set is a super precision duplex angular contact ball bearing set designed for high-speed spindle applications requiring exceptional accuracy, rigidity, and combined radial and axial load capacity. Commonly installed in CNC machining centers, grinding machines, machining spindles, precision lathes, and other machine tool equipment where superior rotational accuracy and high-speed performance are essential. Maintenance teams, OEMs, and machine tool integrators use this matched bearing set for spindle repairs, bearing replacements, retrofit projects, and preventive maintenance to maximize machining accuracy, productivity, and bearing service life.

Applications:

The Timken 71906CCRDULP4S bearing set is engineered for precision machine tool spindle applications operating at high speeds and demanding tight tolerances. Its universally matched duplex configuration provides increased rigidity, controlled preload, and precise shaft positioning, making it suitable for CNC machining centers, milling machines, grinding equipment, precision lathes, and other high-performance industrial machinery requiring exceptional running accuracy and reliable operation under combined radial and axial loading conditions.

Technical Specifications:

• Manufacturer Part Number (MPN): 71906CCRDULP4S
• Manufacturer: Timken
• Product Type: Super Precision Angular Contact Ball Bearing Set
• Bearing Type: Duplex Angular Contact Ball Bearing
• Series: 71900 Super Precision Series
• Contact Angle: 15° (C)
• Design Units: Metric
• Bore Diameter (d): 30 mm
• Outside Diameter (D): 47 mm
• Width (B): 9 mm (per bearing)
• Bearing Arrangement: Duplex Universal Matched (DU)
• Precision Class: ABEC 7 / ISO P4S
• Cage Material: Phenolic Resin Cage
• Ball Material: Steel
• Preload: Light Preload (L)
• Dynamic Radial Load Rating: 6,610 N
• Static Radial Load Rating: 9,540 N
• Maximum Speed: Suitable for High-Speed Spindle Applications
• Typical Applications: CNC machining centers, grinding machines, milling spindles, precision lathes, machine tool spindles

Common Replacements:

• SKF 71906 CD/P4A DBA
• NSK 71906CTYNSULP4
• FAG B71906-C-T-P4S-UL