Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | SN105 | |
| Bore diameter | d | 15.875 mm |
| Outside diameter | D | 20.638 mm |
| Width | B | 7.938 mm |
| Basic dynamic load rating | C | 7.4 kN |
| Basic static load rating | C0 | 12.4 kN |
| Fatigue load limit | Pu | 1.62 kN |
| Mass | ≈m | 0.00665 kg |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 140 °C |
Manufacturer Identity3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 780253 | |
| Brand | INA | |
| Base Type | SN105 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Drawn cup needle roller bearings with open ends HN, full complement needle roller set | |
| Short Description | Drawn cup needle roller bearing open end |
Technical Data10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Under Roller Diameter (Fw) | 15.875 mm | |
| Outside Diamater (D) | 20.638 mm | |
| Width, Outer Ring (C) | 7.938 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 7,400 N | |
| Basic Static Load Rating, Radial (C0R) | 12,400 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed For Grease Lubrication (Ng Grea) | 6,800 1/min | |
| Operating Temperature Max. (Tmax) | 140 °C | |
| Minimum Chamfer Dimension (Rmin) | 0.3 mm | |
| Fatigue Load Limit, Radial (Cur) | 1,620 N |
