Bearing 7311BDB NACHI 7311BDB NACHI bearing Size Chart (mm/inches) |
|---|
| Bearing number | NU2304 E |
| Size (mm) | 20x52x21 |
| Bore Diameter (mm) | 20 |
| Outer Diameter (mm) | 52 |
| Width (mm) | 21 |
| Bearing Type | NU |
| Bore Dia (d) | 20.0000 |
| Outer Dia (D) | 52.0000 |
| Width (B) | 21.0000 |
| Radius (min) (rs) | 1.100 |
| Dynamic Load Rating (Cr) | 42,000 |
| Static Load Rating (Cor) | 38,800 |
| Max Speed (Grease) (X1000 RPM) | 11 |
| Max Speed (Oil) (X1000 RPM) | 14 |
| Max. Shaft Shoulder Dia. Inner (Li) | 27.5 |
| Min. Housing Shoulder Dia., Outer (Lo) | 45.5 |
| Weight (g) | 209.00 |
| Precision | RBEC 1 |
| Standard Clearance | C0 |
| Material | 52100 Chrome steel, or equivalent |