Detailed description
QJ224 Four-point contact ball bearing 120x215x40mm(also called rolling mill bearing) is used in rolling mills for the production of hot-rolled and cold-rolled steel products. For more bearing types and designations, contact us!
| Boundary dimensions(mm) | Basic load rating (kN) | Speed rating | Designation | Weight | Equivalent to foreign designations(For your information) | ||||||||
| (rpm) | |||||||||||||
| d | D | B | rmin | Cr | Cor | Grease | Oil | (kg) | |||||
| 120 | 215 | 40 | 2.1 | 257 | 306 | 1900 | 2700 | QJ224 | 6.95 | QJ224N2 | QJ224N2MPA | QJ224 | QJ224 |













