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 | NATR8 | |
| Bore diameter | d | 8 mm |
| Outside diameter | D | 24 mm |
| Width | B | 15 mm |
| Basic dynamic load rating | C | 5.5 kN |
| Basic static load rating | C0 | 6.7 kN |
| Fatigue load limit | Pu | 0.94 kN |
| Limiting speed | nG | 7500 r/min |
| Mass | ≈m | 0.037 kg |
Manufacturer Identity3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 398840 | |
| Brand | INA | |
| Base Type | NATR8 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Yoke type track rollers NATR..-PP-A, single row needle roller bearings with particularly thick-walled outer ring, needle roller and cage assembly and an inner ring, axial guidance of outer ring is provided by the plastic axial plain washers and contact washers, three-stage sealing by plastic axial plain washer on both sides | |
| Short Description | Yoke type track roller |
Technical Data12 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 8 mm | |
| Outside Diamater (D) | 24 mm | |
| Width Inner Ring (B) | 15 mm | |
| Basic Dynamic Load Rating, Radial (Cr W) | 5,500 N | |
| Basic Static Load Rating, Radial (C0R W) | 6,700 N | |
| Speed On Permanent Grease Lubrication (Nd G) | 7,500 1/min | |
| Width, Outer Ring (C) | 14 mm | |
| Permissible Static Load, Radial (F0R Per) | 6,700 N | |
| Permissible Dynamic Load Outer Ring, Radial (Fr Per) | 6,700 N | |
| Outside Diameter Of Thrust Washer (D2) | 19 mm | |
| Fatigue Load Limit, Radial (Cur W) | 940 N | |
| Minimum Chamfer Dimension (Rmin) | 0.3 mm |
