NSK 18790R/18720R roller bearings | 50.8x85x17.462 mm
Also known as : 18790/18720
- Inside Diameter: 50.8 mm
- Outside Diameter: 85 mm
- Width: 17.462 mm
- Basic dynamic load rating: 48.5 kN
- Basic static load rating: 63 kN

NSK 18790R/18720R Bearing
NSK 18790R/18720R Bearing details
| Part Number | 18790R/18720R |
|---|---|
| d | 50.8 mm |
| D | 85 mm |
| T | 17.462 mm |
| B | 17.462 mm |
| C | 13.495 mm |
| Cone rmin. | 3.5 mm |
| Cup rmin. | 1.5 mm |
| Cr | 48.5 kN |
| C0r | 63 kN |
| Limiting speeds |
4300 min-1 (Grease) |
| Limiting speeds |
5600 min-1 (Oil) |
| e | 0.41 (constant) |
| y1 | 1.5 (Axial Load Factors) |
| y0 | 0.81 (Axial Load Factors) |
| Mass |
0.239 kg (CONE) 0.136 kg (CUP) |
NSK 18790R/18720R roller bearings, tapered roller bearing, Single-Row Inch Design.


