NSK 1988R/1922R roller bearings | 28.575x57.15x19.845 mm
Also known as : 1988/1922
- Inside Diameter: 28.575 mm
- Outside Diameter: 57.15 mm
- Width: 19.845 mm
- Basic dynamic load rating: 40 kN
- Basic static load rating: 44.5 kN
NSK 1988R/1922R Bearing
NSK 1988R/1922R Bearing details
| Part Number | 1988R/1922R |
|---|---|
| d | 28.575 mm |
| D | 57.15 mm |
| T | 19.845 mm |
| B | 19.355 mm |
| C | 15.875 mm |
| Cone rmin. | 3.5 mm |
| Cup rmin. | 1.5 mm |
| Cr | 40 kN |
| C0r | 44.5 kN |
| Limiting speeds |
6700 min-1 (Grease) |
| Limiting speeds |
9000 min-1 (Oil) |
| e | 0.33 (constant) |
| y1 | 1.8 (Axial Load Factors) |
| y0 | 1 (Axial Load Factors) |
| Mass |
0.141 kg (CONE) 0.077 kg (CUP) |
NSK 1988R/1922R roller bearings, tapered roller bearing, Single-Row Inch Design.
