Bearing
| ISO | NAV 4004 |
| GOST | 4074104 4657-82 NAV 4004 |
| Inner diameter (d, mm) | 20 |
| Outer diameter (D, mm) | 42 |
| Width (height) (B, mm) | 22 |
| Weight (m,kg) | 0,176 |
| Dynamic bearing capacity (C, kH) | - |
| Static bearing capacity (Co, kH) | - |
| Speed at the grease (n prev. Rev / min) | - |
| Speed at the liquid lubricant (n prev. Rev / min) | - |