SKF spherical roller bearing delivers rugged, self‑aligning performance for heavy loads in both directions, tolerating misalignment and shaft deflection with minimal friction and temperature rise, ideal for modular housings and systems

SKF 21305 CC Spherical Roller Bearing: Heavy-Duty Single
✔️ Bore 0.984 in, OD 2.441 in, width 0.669 in, CN clearance

The SKF 21305 CC spherical roller bearing is designed to support heavy radial loads while tolerating misalignment and shaft deflection. In industrial gearboxes, conveyors, and heavy machinery, these bearings help smooth operation and extend service life.

✅ Bore diameter: 0.984 in
✅ Outside diameter: 2.441 in
✅ Width: 0.669 in
✅ Basic dynamic load rating: 11,038 lbf
✅ Basic static load rating: 9,330 lbf
✅ Reference speed: 11,000 r/min
✅ Limiting speed: 15,000 r/min
✅ Number of rows: 2
✅ Locating feature: Outer ring without
✅ Bore type: Cylindrical
✅ Cage: Sheet metal
✅ Radial internal clearance: CN
✅ Tolerance (dimensions): Normal
✅ Tolerance (run-out): P5
✅ Sealing: Without
✅ Lubricant: None
✅ Relubrication: Without
✅ Net weight: 0.5895 lb
✅ eClass code: 23-05-09-11
✅ UNSPSC code: 31171510

💡 What is a spherical roller bearing used for in heavy machinery?

These bearings handle big radial loads and compensate for shaft deflection in demanding setups.

• High load capacity in both directions
• Self-aligning design reduces stress from misalignment
• Suitable for modular systems with housings and sleeves
• Long service life with low friction