SKF 3308 A double row angular contact bearing for high load stability in back-to-back arrangements, 40 mm bore, CN clearance, 65.5 kN dynamic rating and 48 kN static rating, steel bearing with sheet metal cage and no coating

SKF 3308 A Double-Row Ball Bearing 40 mm Bore Pack 1
✔️ Two-row back-to-back, CN rating 65.5 kN, 40 mm bore

The SKF 3308 A is a rugged, two-row ball bearing designed for heavy-duty rotary use. It’s a compact, high-load solution for conveyors, gear drives, presses, and other machinery where steady rotation and shaft stability matter.

✅ Two-row, back-to-back arrangement for higher rigidity
✅ Bore: 40 mm (1.575 in)
✅ Outer diameter: 3 5/9 in (90 mm)
✅ Width: 36.5 mm (1.44 in)
✅ Cage: sheet metal; inner/outer rings are one-piece
✅ Bearing steel, SKF Explorer performance class
✅ Basic dynamic load rating 65.5 kN; static 48 kN

💡 What is a double-row bearing used for in industrial machinery?

Handy general-use knowledge helps buyers pick the right bearing for common setups.

• Handles high radial loads in back-to-back configurations
• Fits compact drive layouts in conveyors and gearboxes
• Improves shaft alignment and reduces vibration in rotating equipment
• SKF Explorer performance class offers reliable operation