| New Model/Bearing number: | 31309A | 
| Old Model/Old number: | 31309A | 
| Main demensions: | d: 45 mm × D: 100 mm × T/B: 27.25 mm | 
| Inside diameter (ID d): | 45 mm | 
| Outside diameter (OD D): | 100 mm | 
| Thickness/width (T/B/H): | 27.25 mm | 
| Basic dynamic load rating (Cr): | 96 kN | 
| Basic static load rating (Cor): | 108 kN | 
| Reference speed (Grease rpm): | 4650 r/min | 
| Limiting speed (Oil rpm): | 6700 r/min | 
| Weight, Mass (M): | 0.998 kg |