SKF 4304 ATN9 two row deep groove ball bearing with a 20 mm bore delivers high dynamic load capacity and reliable, smooth operation at up to 12000 rpm for durable performance in demanding machinery

SKF 4304 ATN9 Double-Row Ball Bearing, 20mm Bore - Single
✔️ Double-row ball bearing, 20 mm bore, CN clearance, 12000 r/min

SKF 4304 ATN9 is a double-row deep groove ball bearing with a 20 mm bore, designed for high radial loads in compact machinery. It's ideal for gearboxes, conveyors, and other drives where space is tight and reliable performance matters.

✅ Bore diameter: 20 mm, Outer diameter: 52 mm, Width: 21 mm
✅ Basic dynamic load rating: 23.4 kN, Basic static load rating: 16 kN
✅ Two-row design with non-metallic cage; Bearing steel
✅ Speed rating: up to 12,000 r/min; Reference speed 22,000 r/min
✅ Unsealed, no lubricant; Normal tolerance
✅ Pack size: single bearing; Pack dimensions approx 55 × 26 × 57 mm

💡 What is a double-row ball bearing used for in industrial machinery? These handy bearings provide stable radial support in tight spaces.
- High-load capacity in compact layouts
- Handy for drives, conveyors, and gearboxes
- Easy replacement with standard bore sizes
- Low maintenance for open bearing designs