SKF Bearing 3306 A Double Row Back To Back Angular Contact Bearing 30 mm Bore CN Clearance High Load Capacity With Steel Bearing Material Sheet Metal Cage Without Coating

SKF 3306 A double-row bearing with 30 mm bore
✔️ Sealed double-row bearing, 30 mm bore, 1 pc pack, CN dyn load 42.5 kN

SKF 3306 A is a two-row back-to-back bearing designed for high radial loads in machinery such as conveyors, spindles, and gearboxes. It has a 30 mm bore (1.18 in) and an outer diameter of 72 mm (2.83 in), with a width of 30.2 mm (1.19 in). This non-sealed bearing uses a plain steel cage and is sold as a single-piece unit, ideal for OEM and aftermarket upgrades where a straightforward fit is needed.

✅ Basic dynamic load rating: 42.5 kN
✅ Basic static load rating: 30 kN
✅ Bearing material: Bearing steel
✅ ケージ：板金
✅ Contact angle: 30 degrees
✅ Limiting speed: 9,000 r/min
✅ Ring type: One-piece inner and outer rings
✅ シール：なし
✅ Width: 30.2 mm (1.19 in)
✅ Outer diameter: 72 mm (2.83 in)

💡 What is a sealed double-row ball bearing used for in precision machinery?

This handy bearing is used to support both radial and axial loads in compact, tightly aligned assemblies.

• Ideal for conveyors, spindles, and gearboxes where steady load handling matters
• Helps ensure smooth motion, reduced wear, and longer life in demanding setups
• Easily retrofits into standard housings and supports quick maintenance