FBJ 2878/2820 tapered roller bearings
Request A Quote For 20x52x21 Size (mm) Your Special FBJ 2878/2820 tapered roller bearings Needs Today! Free Quotes. 20 Bore Diameter (mm) 52 Outer Diameter (mm) ISO 9001 certified.
| Size (mm) | 20x52x21 |
| Bore Diameter (mm) | 20 |
| Outer Diameter (mm) | 52 |
| Width (mm) | 21 |
| d | 20 mm |
| D | 52 mm |
| B | 21 mm |
| D1 | 41,5 mm |
| Da max | 45 mm |
| d1 | 29,1 mm |
| da min | 27 mm |
| ra max | 1 mm |
| rmin | 1,1 mm |
| m | 0,206 kg / Weight |
| Cr | 17600 N / Dynamic load rating (radial) |
| e | 0,51 |
| Y1 | 1,23 |
| Y2 | 1,9 |
| C0r | 4250 N / Static load rating (radial) |
| Y0 | 1,29 |
| nG | 16000 1/min / Limiting speed |
| nB | 16400 1/min / Reference speed |
| Cur | 265 N / Fatigue limit load, radial |
Detailed Parameters
parameter：
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