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 | K3X5X9 | |
| Bore diameter | d | 3 mm |
| Outside diameter | D | 5 mm |
| Width | B | 9 mm |
| Basic dynamic load rating | C | 1.71 kN |
| Basic static load rating | C0 | 1.48 kN |
| Fatigue load limit | Pu | 0.192 kN |
| Reference speed | nref | 80000 r/min |
| Limiting speed | nG | 50000 r/min |
| Mass | ≈m | 0.00034 kg |
| Minimum operating temperature | Tmin | -20 °C |
| Maximum operating temperature | Tmax | 120 °C |
Manufacturer Identity4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 379944 | |
| Brand | INA | |
| Base Type | K3X5X9 | |
| X Life Marking | n.r. |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Needle roller cage assembly K..-TV, single row | |
| Short Description | Needle roller cage assembly |
Technical Data10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Inner Diameter Of Needle Roller Complement (Fw) | 3 mm | |
| Outside Diameter Of Needle Roller Complement (Ew) | 5 mm | |
| Width (Bc) | 9 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 1,710 N | |
| Basic Static Load Rating, Radial (C0R) | 1,480 N | |
| Operating Temperature Min. (Tmin) | -20 °C | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Limiting Speed (Limiting Spe) | 50,000 1/min | |
| Reference Speed (Nϑr) | 80,000 1/min | |
| Fatigue Load Limit, Radial (Cur) | 192 N |