NSK 7921 C angular contact ball bearings
Offer High Quality Brand 55x60x20 Size (mm) NSK 7921 C angular contact ball bearings .Contact Us Online to Get Best 60 Outer Diameter (mm) Quote.
| Size (mm) | 55x60x20 |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 60 |
| Width (mm) | 20 |
| d | 55 mm |
| D | 60 mm |
| B | 20 mm |
| c1 min | 0,2 mm |
| c2 min | 1,2 mm |
| M | 6 mm |
| Weight | 0,063 Kg |
| Basic dynamic load rating (C) | 127 kN |
| c1 min. | 0.2 mm |
| c1 max. | 1 mm |
| c2 min. | 1.2 mm |
| c2 max. | 2.4 mm |
| α ±8 | 20 ° |
| Tolerance shaft | h8 |
| Tolerance housing | H7 |
| Basic dynamic load rating – radial direction C | 127 kN |
| Basic static load rating – radial direction C0 | 265 kN |
| Specific dynamic load factor K | 120 N/mm² |
| Specific static load factor K0 | 250 N/mm² |
| Factor depending on material and bearing type KM | 1900 |
| Permissible sliding velocity v min. | 0 m/s |
| Permissible sliding velocity v max. | 2.5 m/s |
| Coefficient of friction µ min. | 0.02 |
| Coefficient of friction µ max. | 0.2 |
| Mass bushing | 0.063 kg |
Detailed Parameters
parameter：
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