| Bore diameter | d | 55 | mm |
| Width | B | 29 | mm |
| Basic static load rating, radial | C0r | 47,500 | |
| Limiting speed | nG | 8,500 |
| Outside diameter | D | 120 | mm |
| Basic dynamic load rating, radial | Cr | 83,000 | |
| Fatigue load limit, radial | Cur | 3,250 | |
| Reference speed | nϑr | 7,100 |
| Minimum diameter shaft shoulder | da min | 66 | mm |
| Maximum fillet radius | ra max | 2 | mm |
| Maximum diameter of housing shoulder | Da max | 109 | mm |
| Minimum chamfer dimension | rmin | 2 | mm |
| Shoulder diameter inner ring | d1 | 75.20 | mm |
| Shoulder diameter outer ring | D1 | 101.10 | mm |
| Manufacturer | Part Number |
|---|---|
| NSK | 6311 (NSK) |
| Hoover | 311 |
| KOYO | 6311 (KOYO) |
| TIMKEN | 311TB |
| Fiat | 63460 |
| Nissan | 32954-90003 |
| ZF | 5820308013 |
| Carman / ABS Excavator & Tractor Co. | 7011029 |
| Fiat | 06573 |
| ZF | 0750116134 |
| Isuzu | 0000-6311 |
| Rover | 81045 |
| NSK | 6311CM |
| Hyatt | 3311 |
| Lamborghini | 7/20 |
| Chamberlain | 3195 |
| White Motor | 3FE0248 |
| Steyr-Daimler-Puch | 994010042 |
| Renault | 7706311 |
| Fischer Bearings | 6311 |
| SKF | 344061 |
| Saab-Scania | 32302 |
| Faun | 5003011 |
| Zetor | 971063 |
| Fiat | 9023701 |
| SKF | 6311 (SKF) |
| Fiat | 20065730 |
| Rover | 13/17 |
| MAN | 90.78512.5111 |
| White Motor | BB22251 |
| Volvo | 7011029 |
| MAN | 87.51160.1200 |
| Fiat | 087262 |
| FLT | 6311 |
| ZKL-ZVL | 6311 |
| Alfatec | 63349 |
| MAN | 90785125111 |
| FORD | B8QH4423A |
| SKC | 3014127 |
| SKC | 5950942 |
| Steyr-Daimler-Puch | 6311 |
| Nissan | 33164-90000 |
| Rover | 81587 |
| ZF | 0635333039 |
| MTZ Tractor | WPO-311 |
| RHP | 6311 |
| Neuweg Fertigung GmbH | 6311 |
| SNR | 6311 |
| RIV Officine di Villar Perosa | 12B |
| MAN | 06.31420.4400 |
| White Motor | BB22252 |
| Volvo | 6600822 |
| Nissan | TMB-7292 |
| DAF-Truck | 119433 |
| Fiat | 006573 |
| Federal Bearings | 1311 |
| Bearings Company of America | 311 |
| Renault | 953606311 |
| FORD | B8Q4423A |
| Soma | 75600214 |
| Iveco / Magirus | 1109142 |
| Societe Europeene d'Engrages | 69004201 |
| Wohlenberg | 7004934 |
| MAN | 785125111 |
| ISO | 55BC03 |
| Fafnir | 311K |
| Fafnir | 6311 |
| MGM Bearings | 6311 |
| Nissan | 33165-90000 |
| Bukh | 50117 |
| MAN | 06.31420.4000 |
| Pegaso | 3610545500 |
| Alfatec | 2900.60121 |
| Volvo | 11029 |
| Steyr-Daimler-Puch | 000625006311 |
| Citroen | 620214 |
| Volvo | 6618792 |
| Marlin-Rockwell Corp. | 311-S |
| Norma-Hoffmann Bearings | 311 |
| SKF | 6311-J |
| Steyr-Daimler-Puch | 632299 |
| GPZ Bearings | 311 |
| White Motor | 4373D5 |
| Rover | 2-12 |
| Isotta Fraschini Motori | 9516 |
| MAN | 61/3101 |
| Tatra | N-213 |
| Rover | 5332Z10 |
| Kaelble | 7914 |
| Tamrock | Sandvik | 801 073 39 |
