3304 Rollway Angular Contact Ball Bearing Double Row Straight Bore 20 mm Bore Size 52 mm Outside Diameter 52100 Bearing Steel Normal Radial Clearance Built Tough For Real World Machinery Bearings

3304 ROLLWAY Angular Contact Bearing, single 20x52 mm
✔️ Double-row angular contact with straight bore, 52100 steel

This is a single-bearing 3304 Rollway angular contact ball bearing with a double-row design and a straight bore. Built for rugged real-world machinery, it’s ideal for applications like conveyors, motors, and automated equipment where reliable axial and radial support is required.

✅ Bore size: 20 mm
✅ Outside diameter: 52 mm
✅ Double-row angular contact design for high load capacity
✅ Straight bore for easy mounting and alignment
✅ 52100 bearing steel for durability and wear resistance
✅ Normal radial clearance for standard fit

💡 高速機械において、アンギュラ玉軸受はどのような用途に使われるのでしょうか？

Angular contact bearings are handy for supporting shafts where axial and radial loads occur in tight spaces.

- They handle combined radial and axial loads in compact spaces
- Ideal for precision drives, conveyors, and motor setups
- Used with seals for contamination resistance
- Offer predictable radial clearance for reliable performance