Drawing
Parameter
| Boundary dimensions |
| d | 105 |
| D | 145 |
| B | 20 |
| r Min | 1.1 |
| Rated load (N) |
| Cr | 42500 |
| Cor | 42000 |
| Rated load {kgf} |
| Cr | 4300 |
| Cor | 4300 |
| Bearing No. |
| Open | 6921 |
| Shields | 6921ZZ |
| Non-contact sealed ring type | 6921VV |
| Contact sealed ring type | |
| with snap groove | 6921N |
| with snap ring | 6921NR |
| Fitting dimensions (mm) |
| d a (2) (Min) | 111.5 |
| d a (2) (Max) | 116 |
| Da(2) (Max) | 138.5 |
| r a (Max) | 1 |
| Dx (Min) | 152 |
| C Y (Max) | 4.7 |
| Limiting Speed (rpm) Grease |
| Open Z·ZZ V·VV | 4300 |
| DU DDU | - |
| Limiting Speed (rpm) oil |
| Open Z | 5300 |
| Snap ring groove dimension(1) (mm) |
| a (Max) | 3.3 |
| b (Min) | 1.9 |
| D1 (Max) | 142.6 |
| r o (Max) | 0.6 |
| r N (Min) | 0.5 |
| Snap ring dimension(1)(mm) |
| D2 (Max) | 150.7 |
| f (Max) | 1.7 |
| Mass(kg)(reference) |
| Mass(kg) (reference) | 0.856 |
Details
Chenxin International Industry Co., Ltdspecializes in selling 6921NR-Deep Groove Ball Bearing，Relevant information of -6921NR-Deep Groove Ball Bearing includes： Designation: 6921NR d:105 D:145 B:20 Type:Deep Groove Ball Bearing ，Want to know more about 6921NR-Deep Groove Ball Bearing You can consult online or call the hotline, we will provide you with detailed service.
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