NTN 4R4039 cylindrical roller bearings
NTN 4R4039 cylindrical roller bearings Needs 180 Outer Diameter (mm) Analysis , 120x180x38 Size (mm) Manufacturing Service . Get Your Free. 120 Bore Diameter (mm)
| Size (mm) | 120x180x38 |
| Bore Diameter (mm) | 120 |
| Outer Diameter (mm) | 180 |
| Width (mm) | 38 |
| d | 120 mm |
| D | 180 mm |
| T | 38 mm |
| B | 38 mm |
| C | 29 mm |
| a | 40 mm |
| r1 min. | 2,5 mm |
| r2 min. | 2 mm |
| da max | 131 mm |
| Da min | 161 mm |
| Da max. | 170 mm |
| db min | 130 mm |
| Db min. | 173 mm |
| ra max. | 2 mm |
| Weight | 3,32 Kg |
| Basic dynamic load rating (C) | 250 kN |
| Basic static load rating (C0) | 425 kN |
| (Grease) Lubrication Speed | 1 800 r/min |
| (Oil) Lubrication Speed | 2 600 r/min |
| Calculation factor (e) | 0,46 |
| Calculation factor (Y) | 1,3 |
Detailed Parameters
parameter：
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