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 | 203 | |
| Bore diameter | d | 16.2 mm |
| Outside diameter | D | 40 mm |
| Width | B | 18.3 mm |
| Basic dynamic load rating | C | 9.8 kN |
| Basic static load rating | C0 | 4.75 kN |
| Mass | ≈m | 0.08 kg |
| Minimum operating temperature | Tmin | -20 °C |
| Maximum operating temperature | Tmax | 120 °C |
Manufacturer Identity4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 357436 | |
| Brand | INA | |
| Base Type | 203 | |
| X Life Marking | XL |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Radial insert ball bearings 2..-KRR, cylindrical outer ring, inner ring for fit, R seals on both sides | |
| Short Description | Deep groove ball bearing |
Technical Data13 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 16.2 mm | |
| Outside Diamater (D) | 40 mm | |
| Width, Inner Ring (B) | 18.3 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 9,800 N | |
| Basic Static Load Rating, Radial (C0R) | 4,750 N | |
| Operating Temperature Min. (Tmin) | -20 °C | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Width, Outer Ring (C) | 12 mm | |
| Calculation Factor (F0) | 13 | |
| Sealing Total Width (C2) | 12 mm | |
| Outside Diameter Seal (D1) | 32.6 mm | |
| Shoulder Diameter Inner Ring (D1) | 24.2 mm | |
| Minimum Chamfer Dimension (Rmin) | 0.6 mm |