Bearing 3309 A-2Z SKF Beefy Double Row Angular Contact Ball Bearing 45 Mm Bore Back-To-Back O Arrangement With Sheet Metal Cage Heavy Duty Performance 75 kN Dynamic Load 53 kN Static Load Industrial Grade

3309 A-2Z SKF Beefy Double Row Angular Bearing
✔️ 45 mm bore, double-row, O-back-to-back, shielded, single bearing

The SKF 3309 A-2Z is a heavy-duty double-row angular contact ball bearing designed for back-to-back O arrangement. It delivers high axial load capacity and stable performance in industrial drives, conveyors, presses, and heavy machinery requiring robust support.

✅ Bore diameter: 45 mm (1.77 in)
✅ Outer diameter: 98.7 mm (3.89 in)
✅ Width: 39.7 mm (1.56 in)
✅ Number of rows: 2, O-back-to-back arrangement
✅ Sealing: Shield on both sides, non-contact
✅ Cage: Sheet metal
✅ Basic dynamic load rating: 75 kN
✅ Basic static load rating: 53 kN
✅ Contact angle: 30°
✅ Lubricant: Grease
✅ Limiting speed: 6700 r/min, Reference speed 7500 r/min
✅ Material: Bearing steel
✅ Coating: Without
✅ Pack size: Single bearing

💡 What is a double row angular contact bearing used for?

Double-row angular contact bearings are handy for heavy axial loads and precise alignment in machinery.

- Heavy axial load handling in back-to-back setups
- Maintains shaft alignment under load in drives and conveyors
- Reliable performance in industrial equipment with grease lubrication