| Bore diameter | d | 55 | mm |
| Width | B | 13 | mm |
| Basic static load rating, radial | C0r | 8,500 | |
| Limiting speed for grease lubrication | nG Grease | 24,000 |
| Outside diameter | D | 80 | mm |
| Basic dynamic load rating, radial | Cr | 13,000 | |
| Fatigue load limit, radial | Cur | 900 | N |
| Limiting speed for oil lubrication | nG Oil | 36,000 |
| Diameter shaft shoulder | da | 60 | mm |
| Shoulder diameter outer ring | Da | 75.50 | mm |
| Maximum recess radius | ra max | 0.30 | mm |
| Maximum diameter injection pitch | Etk max | 65.40 | mm |
| Diameter shaft shoulder clearance | da | h12 | |
| Shoulder diameter outer ring clearance | Da | H12 | |
| Minimum diameter injection pitch | Etk min | 62.10 | mm |
| Distance between the apexes of the pressure cones | a | 15.50 | mm |
| Minimum chamfer dimension | rmin | 1 | mm |
| Contact angle | α | 15 | ° |
| Manufacturer | Part Number |
|---|---|
| SKF | 71911CEGA/P4A |
| SKF | 71911FBGA/P7 |
| Koyo | ACH911CGLFTP4 |
| SNFA | HB55-7CE1-UL |
