| Bearing number | 6311-2Z/VA201 |
| Size (mm) | 120x55x29 |
| Bore Diameter (mm) | 120 |
| Outer Diameter (mm) | 55 |
| Width (mm) | 29 |
| d | 55 mm |
| D | 120 mm |
| B | 29 mm |
| d1 | 75.34 mm |
| D2 | 103.7 mm |
| r1,2 - min. | 2 mm |
| da - min. | 66 mm |
| da - max. | 75.2 mm |
| Da - max. | 109 mm |
| ra - max. | 2 mm |
| Basic dynamic load rating - C | 74.1 kN |
| Basic static load rating - C0 | 45 kN |
| Limiting speed | 50 r/min |
| Limiting temperature - T | 250 °C |
| Category | Single Row Ball Bearing |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Product Group | B00308 |
| Enclosure | 2 Metal Shields |
| Precision Class | ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot | No |
| Rolling Element | Ball Bearing |
| Snap Ring | No |
| Internal Special Features | Polyalkylene Glycol/Graphite Mixture Filled |
| Cage Material | Steel |
| Internal Clearance | C0-Medium |
| Inch - Metric | Metric |
| Long Description | 55MM Bore; 120MM Outside Diameter; 29MM Outer Race Width; 2 Metal Shields; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; Polyalkylene Glycol/Graphite Mixture Filled Internal Special Fe |
| Other Features | Deep Groove | Extreme Temperature Variant |
| UNSPSC | 31171504 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Ball |
| Weight / LBS | 1.4 |
| Outer Race Width | 1.142 Inch | 29 Millimeter |
| Bore | 2.165 Inch | 55 Millimeter |
| Inner Race Width | 0 Inch | 0 Millimeter |
| Outside Diameter | 4.724 Inch | 120 Millimeter |
| d1 ≈ | 75.34 mm |
| D2 ≈ | 103.7 mm |
| r1,2 min. | 2 mm |
| da min. | 66 mm |
| da max. | 75.2 mm |
| Da max. | 109 mm |
| ra max. | 2 mm |
| Basic dynamic load rating C | 74.1 kN |
| Basic static load rating C0 | 45 kN |
| Limiting temperature T max. | 250 °C |
| Mass bearing | 1.42 kg |
