ISO NU1921 cylindrical roller bearings
Shop ISO NU1921 cylindrical roller bearings huge 50x80x20 Size (mm) online discount inventory. and Import machinery parts your 80 Outer Diameter (mm) car needs with Free Shipping and Free Extended Warranty.
| Size (mm) | 50x80x20 |
| Bore Diameter (mm) | 50 |
| Outer Diameter (mm) | 80 |
| Width (mm) | 20 |
| d | 50 mm |
| D | 80 mm |
| T | 20 mm |
| B | 20 mm |
| C | 15,5 mm |
| a | 18 mm |
| d1 | 65,9 mm |
| r1 min. | 1 mm |
| r2 min. | 1 mm |
| r3 min. | 1 mm |
| r4 min. | 1 mm |
| Ca min. | 4 mm |
| Cb min. | 4,5 mm |
| da max | 56 mm |
| Da min | 72 mm |
| Da max. | 74 mm |
| db min | 56 mm |
| Db min. | 77 mm |
| ra max. | 1 mm |
| rb max. | 1 mm |
| Weight | 0,38 Kg |
| Basic dynamic load rating (C) | 60,5 kN |
| Basic static load rating (C0) | 88 kN |
| Fatigue load limit (Pu) | 9,65 |
| Reference speed | 6000 r/min |
| Limiting speed | 8000 r/min |
| Calculation factor (e) | 0,43 |
| Calculation factor (Y) | 1,4 |
Detailed Parameters
parameter：
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