Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | UK311 | |
| Bore diameter | d | 55.1 mm |
| Outside diameter | D | 120 mm |
| Width | B | 43 mm |
| Basic dynamic load rating | C | 83 kN |
| Basic static load rating | C0 | 47.5 kN |
| Mass | ≈m | 1.7 kg |
| Minimum operating temperature | Tmin | -20 °C |
| Maximum operating temperature | Tmax | 100 °C |
Main Dimensions & Performance Data6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 55.1 mm2.169 in |
| Outside diameter | DSP | 120 mm4.724 in |
| Width | B | 43 mm1.693 in |
| Basic static load rating, radial | C0r | 47,500 N10,678.957 lbf |
| Basic dynamic load rating, radial | Cr | 83,000 N18,660.072 lbf |
| Mass | ≈m | 1.7 kg3.748 lbs |
Dimensions2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Width, outer ring | C | 34 mm1.339 in |
| Distance to lubrication hole | Ca | 9.8 mm0.386 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -20 °C-4 °F |
| Operating temperature max. | Tmax | 100 °C212 °F |
Capabilities & suitability7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial load capacity | Yes | |
| Axial load capacity in one direction | Yes | |
| Axial load capacity in both directions | Yes | |
| Lifetimelubricationfreedomfrommaintenance | Yes | |
| Suitable for grease lubrication | Yes | |
| Sealedonbothsides | Yes | |
| Staticangularerrorandmisalignment | Yes |
Manufacturer Identity6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 828620 | |
| Brand | FAG | |
| Base Type | UK311 | |
| SAP material number | 0936555250030 | |
| Base product | 2305080204 | |
| Bearing X designation | UK311-WOA-C3 |
Product Identity1 parameter
| Parameter | Symbol | Value |
|---|---|---|
| Short Description | Radial insert ball bearing |
Technical Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 55.1 mm | |
| Outside Diameter (Dsp) | 120 mm | |
| Total Width (B) | 43 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 83,000 N | |
| Basic Static Load Rating, Radial (C0R) | 47,500 N | |
| Operating Temperature Min. (Tmin) | -20 °C | |
| Operating Temperature Max. (Tmax) | 100 °C | |
| Distance To Lubrication Hole (Ca) | 9.8 mm | |
| Width, Outer Ring (C) | 34 mm |