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 | 20211 | |
| Bore diameter | d | 55 mm |
| Outside diameter | D | 100 mm |
| Width | B | 21 mm |
| Basic dynamic load rating | C | 74 kN |
| Basic static load rating | C0 | 85 kN |
| Fatigue load limit | Pu | 9 kN |
| Limiting speed | nG | 7100 r/min |
| Mass | ≈m | 0.623 kg |
| Internal clearance | C3 (Group 3) — Internal clearance larger than CN | |
| Cage | TVP — Plastic cage | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Product characteristics3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore type | K | Tapered, taper 1:12 |
| Cage | TVP | Plastic cage |
| Radial internal clearance | C3 (Group 3) | Internal clearance larger than CN |
Main Dimensions & Performance Data8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 55 mm2.165 in |
| Outside diameter | D | 100 mm3.937 in |
| Width | B | 21 mm0.827 in |
| Basic dynamic load rating, radial | Cr | 74,000 N16,636.691 lbf |
| Basic static load rating, radial | C0r | 85,000 N19,109.712 lbf |
| Fatigue load limit, radial | Cur | 9,000 N2,023.381 lbf |
| Limiting speed | nG | 7,100 1/min |
| Mass | ≈m | 0.623 kg1.373 lbs |
Mounting dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 64 mm2.52 in |
| Maximum diameter of housing shoulder | Da max | 91 mm3.583 in |
| Maximum recess radius | ra max | 1.5 mm0.059 in |
| Maximum diameter of shaft shoulder | da max | 68 mm2.677 in |
| Minimum cavity diameter of the sleeve | db min | 60 mm2.362 in |
| Minimum cavity width of the sleeve | Ba min | 6 mm0.236 in |
Dimensions2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 1.5 mm0.059 in |
| Bore diameter outer ring | D1 | 89.2 mm3.512 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 120 °C248 °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 | 393046 | |
| Brand | FAG | |
| Base Type | 20211 | |
| Old Designation | ["20211K.T.C3"] | |
| X Life Marking | n.r. | |
| SAP material number | 0384287090030 | |
| Base product | 2305091290 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Barrel roller bearing 202..-K-TVP | |
| Short Description | Barrel roller bearing |
Additional information1 parameter
| Parameter | Symbol | Value |
|---|---|---|
| Adapter sleeve | H211 |
Technical Data17 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 55 mm | |
| Outside Diameter (D) | 100 mm | |
| Width (B) | 21 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 74,000 N | |
| Basic Static Load Rating, Radial (C0R) | 85,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed (Ng) | 7,100 1/min | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Maximum Recess Radius (Ra Max) | 1.5 mm | |
| Bore Diameter Outer Ring (D1) | 89.2 mm | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 68 mm | |
| Minimum Cavity Width Of The Sleeve (Ba Min) | 6 mm | |
| Fatigue Load Limit, Radial (Cur) | 9,000 N | |
| Minimum Diameter Shaft Shoulder (Da Min) | 64 mm | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 91 mm | |
| Minimum Chamfer Dimension (Rmin) | 1.5 mm | |
| Minimum Cavity Diameter Of The Sleeve (Db Min) | 60 mm |
