RHP 7017CTRDUMP3 Angular Contact Ball Bearing

Description:

The RHP 7017CTRDUMP3 YB212845A Bearing is a super precision angular contact ball bearing designed for high-speed spindle and precision rotating equipment. Commonly installed in CNC machine tools, grinding machines, machining centers, and other high-precision industrial machinery requiring exceptional rotational accuracy and rigidity. Maintenance teams, OEMs, and machine tool technicians use this bearing for replacement, spindle rebuilds, and preventive maintenance.

Applications:

The RHP 7017CTRDUMP3 YB212845A Bearing is used in machine tool spindles, precision machining centers, grinding equipment, milling machines, and other high-speed industrial applications. Its super precision design provides high radial and axial load capacity, low friction, and excellent rotational accuracy, making it ideal for demanding spindle applications.

Technical Specifications:

• Manufacturer: RHP (NSK Group)
• Manufacturer Part Number (MPN): 7017CTRDUMP3
• Additional Marking: YB212845A
• Product Type: Super precision angular contact ball bearing
• Function: Supports high-speed radial and axial loads in precision spindle applications
• Bearing Type: Single-row angular contact ball bearing (matched pair designation)
• Bore Diameter: 85 mm
• Outside Diameter: 130 mm
• Total Width: 44 mm (matched pair)
• Contact Angle: 15°
• Precision Class: P3
• Preload: Medium (M)
• Cage Material: Phenolic resin
• Operating Temperature: Up to 120°C recommended
• Compatible Equipment: CNC machine tools, grinders, machining centers, and precision spindles
• Operating Environment: High-speed precision machining applications
• Application: Machine tool spindle support
• Designed For: High rotational accuracy, rigidity, and long service life in precision equipment

Common Replacements:

• NSK 7017CTRDUMP3 Super Precision Bearing
• SKF 7017 CD/P4A Angular Contact Bearing (verify preload and precision class)
• FAG B7017-C-T-P4S Angular Contact Bearing (verify compatibility)