Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications14 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 23056 | |
| Bore diameter | d | 280 mm |
| Outside diameter | D | 420 mm |
| Width | B | 106 mm |
| Basic dynamic load rating | C | 1780 kN |
| Basic static load rating | C0 | 2850 kN |
| Fatigue load limit | Pu | 260 kN |
| Reference speed | nref | 1090 r/min |
| Limiting speed | nG | 1740 r/min |
| Mass | ≈m | 48.58 kg |
| Internal clearance | C5 (Group 5) — Internal clearance larger than C4 | |
| Cage | JPB — Sheet metal cage | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 200 °C |
Product characteristics5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Design | BE | With lose center lip ring |
| Bore type | K | Tapered, taper 1:12 |
| Cage | JPB | Sheet metal cage |
| Radial internal clearance | C5 (Group 5) | Internal clearance larger than C4 |
| Relubrication feature | Standard |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 280 mm11.024 in |
| Outside diameter | D | 420 mm16.535 in |
| Width | B | 106 mm4.173 in |
| Basic dynamic load rating, radial | Cr | 1,780,000 N400,179.856 lbf |
| Basic static load rating, radial | C0r | 2,850,000 N640,737.41 lbf |
| Fatigue load limit, radial | Cur | 260,000 N58,453.237 lbf |
| Limiting speed | nG | 1,740 1/min |
| Reference speed | nϑr | 1,090 1/min |
| Mass | ≈m | 48.58 kg107.1 lbs |
Mounting dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 294.6 mm11.598 in |
| Maximum diameter of shaft shoulder | da max | 310 mm12.205 in |
| Maximum diameter of housing shoulder | Da max | 405.4 mm15.961 in |
| Maximum recess radius | ra max | 3 mm0.118 in |
| Minimum cavity diameter of the sleeve | db min | 292 mm11.496 in |
| Minimum cavity width of the sleeve | Ba min | 12 mm0.472 in |
Dimensions5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 4 mm0.157 in |
| Bore diameter outer ring | D1 | 379.2 mm14.929 in |
| Raceway diameter of the inner ring | d2 | 314.3 mm12.374 in |
| Diameter lubrication hole | ds | 9.5 mm0.374 in |
| Width of lubricating groove | ns | 17.7 mm0.697 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 200 °C392 °F |
Calculation factors4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y | e | 0.22 |
| Dynamic axial load factor | Y1 | 3.01 |
| Dynamic axial load factor | Y2 | 4.48 |
| Static axial load factor | Y0 | 2.94 |
Capabilities & suitability9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial load capacity | Yes | |
| Axial load capacity in one direction | Yes | |
| Axial load capacity in both directions | Yes | |
| Suitable for grease lubrication | Yes | |
| Suitable for oil lubrication | Yes | |
| Unsealed design | Yes | |
| Largebearing | Yes | |
| Staticangularerrorandmisalignment | Yes | |
| Dynamicangularerrorandmisalignment | Yes |
Manufacturer Identity6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 391443 | |
| Brand | FAG | |
| Base Type | 23056 | |
| X Life Marking | XL | |
| SAP material number | 0604672230050 | |
| Base product | 2305091102 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Spherical roller bearings 230..-E1-K, main dimensions to DIN 635-2, with tapered bore, taper 1:12 | |
| Short Description | Spherical Roller Bearing |
Additional information2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Adapter sleeve | H3056 | |
| Withdrawal sleeve | AH3056 |
Technical Data25 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 280 mm | |
| Outside Diamater (D) | 420 mm | |
| Total Width (B) | 106 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 1,780,000 N | |
| Basic Static Load Rating, Radial (C0R) | 2,850,000 N | |
| Diameter Lubrication Hole (Ds) | 9.5 mm | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Minimum Diameter Shaft Shoulder (Da) | 294.6 mm | |
| Operating Temperature Max. (Tmax) | 200 °C | |
| Limiting Speed (Limiting Spe) | 1,740 1/min | |
| Reference Speed (Nϑr) | 1,090 1/min | |
| Maximum Recess Radius (Ra Max) | 3 mm | |
| Maximum Diameter Of Housing Shoulder (Da) | 405.4 mm | |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.22 | |
| Width Of Lubricating Groove (Ns) | 17.7 mm | |
| Dynamic Axial Load Factor (Y1) | 3.01 | |
| Bore Diameter Outer Ring (D1) | 379.2 mm | |
| Raceway Diameter Of The Inner Ring (D2) | 314.3 mm | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 310 mm | |
| Minimum Chamfer Dimension (Rmin) | 4 mm | |
| Static Axial Load Factor (Y0) | 2.94 | |
| Dynamic Axial Load Factor (Y2) | 4.48 | |
| Minimum Cavity Width Of The Sleeve (Ba Min) | 12 mm | |
| Minimum Cavity Diameter Of The Sleeve (Db Min) | 292 mm | |
| Fatigue Load Limit, Radial (Cur) | 260,000 N |
