| New Model/Bearing number: | 31310A | 
| Old Model/Old number: | 31310A | 
| Main demensions: | d: 50 mm × D: 110 mm × T/B: 29.25 mm | 
| Inside diameter (ID d): | 50 mm | 
| Outside diameter (OD D): | 110 mm | 
| Thickness/width (T/B/H): | 29.25 mm | 
| Basic dynamic load rating (Cr): | 111 kN | 
| Basic static load rating (Cor): | 125 kN | 
| Reference speed (Grease rpm): | 4300 r/min | 
| Limiting speed (Oil rpm): | 6300 r/min | 
| Weight, Mass (M): | 1.23 kg |