Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications12 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 32021 | |
| Bore diameter | d | 105 mm |
| Outside diameter | D | 160 mm |
| Width | B | 35 mm |
| Basic dynamic load rating | C | 250 kN |
| Basic static load rating | C0 | 330 kN |
| Fatigue load limit | Pu | 50 kN |
| Reference speed | nref | 2800 r/min |
| Limiting speed | nG | 5100 r/min |
| Mass | ≈m | 2.44 kg |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Manufacturer Identity4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 4125406 | |
| Brand | FAG | |
| Base Type | 32021 | |
| X Life Marking | XL |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Tapered roller bearings 320, main dimensions acc. to DIN 720, separable | |
| Short Description | Tapered roller bearing |
Technical Data28 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 105 mm | |
| Outside Diameter (D) | 160 mm | |
| Width (B) | 35 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 250,000 N | |
| Basic Static Load Rating, Radial (C0R) | 330,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed (Ng) | 5,100 1/min | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Reference Speed (Nϑr) | 2,800 1/min | |
| Maximum Fillet Radius Of Housing (Rb Max) | 2 mm | |
| Minimum Chamfer Dimension Of Outer Ring Back Face (R3, 4 M) | 2 mm | |
| Minimum Diameter Of Housing Shoulder (Da Min) | 143 mm | |
| Minimum Diameter Of Housing Shoulder (Db Min) | 154 mm | |
| Width, Outer Ring (C) | 26 mm | |
| Fatigue Load Limit, Radial (Cur) | 50,000 N | |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.44 | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 116 mm | |
| Minimum Diameter Of Shaft Shoulder (Db Min) | 115 mm | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 150 mm | |
| Dynamic Axial Load Factor (Y) | 1.35 | |
| Maximum Fillet Radius (Ra Max) | 2.5 mm | |
| Minimum Axial Space (Cb Min) | 9 mm | |
| Minimum Chamfer Dimension Of Inner Ring Back Face (R1, 2 M) | 2.5 mm | |
| Guidance Rib Diameter Of Inner Ring (D1) | 133.7 mm | |
| Minimum Axial Space (Ca Min) | 6 mm | |
| Width, Inner Ring (B) | 35 mm | |
| Static Axial Load Factor (Y0) | 0.74 | |
| Distance Between The Apexes Of The Pressure Cones (A) | 35 mm |