Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications13 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 20230 | |
| Bore diameter | d | 150 mm |
| Outside diameter | D | 270 mm |
| Width | B | 45 mm |
| Basic dynamic load rating | C | 430 kN |
| Basic static load rating | C0 | 610 kN |
| Fatigue load limit | Pu | 56 kN |
| Limiting speed | nG | 2850 r/min |
| Mass | ≈m | 11.6 kg |
| Internal clearance | C3 (Group 3) — Internal clearance larger than CN | |
| Cage | MB — Solid brass cage | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 200 °C |
Product characteristics3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore type | Z | Cylindrical |
| Cage | MB | Solid brass cage |
| Radial internal clearance | C3 (Group 3) | Internal clearance larger than CN |
Main Dimensions & Performance Data8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 150 mm5.906 in |
| Outside diameter | D | 270 mm10.63 in |
| Width | B | 45 mm1.772 in |
| Basic dynamic load rating, radial | Cr | 430,000 N96,672.662 lbf |
| Basic static load rating, radial | C0r | 610,000 N137,140.288 lbf |
| Fatigue load limit, radial | Cur | 56,000 N12,589.928 lbf |
| Limiting speed | nG | 2,850 1/min |
| Mass | ≈m | 11.6 kg25.574 lbs |
Mounting dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 164 mm6.457 in |
| Maximum diameter of housing shoulder | Da max | 256 mm10.079 in |
| Maximum recess radius | ra max | 2.5 mm0.098 in |
Dimensions2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 3 mm0.118 in |
| Bore diameter outer ring | D1 | 238.6 mm9.394 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 200 °C392 °F |
Capabilities & suitability8 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 | |
| Staticangularerrorandmisalignment | Yes | |
| Dynamicangularerrorandmisalignment | Yes |
Manufacturer Identity7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 393085 | |
| Brand | FAG | |
| Base Type | 20230 | |
| Old Designation | ["20230MB.C3"] | |
| X Life Marking | n.r. | |
| SAP material number | 0190001700030 | |
| Base product | 2305091290 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Barrel roller bearing 202..-MB | |
| Short Description | Barrel roller bearing |
Technical Data14 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 150 mm | |
| Outside Diameter (D) | 270 mm | |
| Width (B) | 45 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 430,000 N | |
| Basic Static Load Rating, Radial (C0R) | 610,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed (Ng) | 2,850 1/min | |
| Operating Temperature Max. (Tmax) | 200 °C | |
| Maximum Recess Radius (Ra Max) | 2.5 mm | |
| Bore Diameter Outer Ring (D1) | 238.6 mm | |
| Fatigue Load Limit, Radial (Cur) | 56,000 N | |
| Minimum Diameter Shaft Shoulder (Da Min) | 164 mm | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 256 mm | |
| Minimum Chamfer Dimension (Rmin) | 3 mm |
