7217B Nachi Angular Contact Ball Bearing 80mm ID X 140mm OD X 26mm Width Single 40 Degree for Precision Machinery, Smooth Operation, High Load Capacity and Long Life

7217B Nachi Angular Contact Ball Bearing 80mm ID 40° Single
✔️ 80mm ID, 140mm OD, 26mm width; single-row; 40° contact

The Nachi 7217B angular contact ball bearing is a single-row unit built for high-precision, high-speed applications. It's commonly used in machine tool spindles, robotics, and other equipment that handle both radial and axial loads in tight spaces.

✅ Bearing type: Angular contact ball bearing
✅ Model: 7217B
✅ Brand: Nachi
✅ Configuration: Single-row angular contact
✅ Bore: 80 mm
✅ Outer diameter: 140 mm
✅ Width: 26 mm
✅ Contact angle: 40°

💡 What is an angular contact ball bearing used for in precision machinery and how should you pick one? This handy guide explains the basics.

• bore size, outer diameter, and width determine fit and capacity
• select the correct 40° contact angle to match axial load needs
• check lubrication and seals for longevity in service