NSK RNA4901TT needle roller bearings
100% 66.675×136.525×41.275 Size (mm) Authentic. NSK RNA4901TT needle roller bearings Highest 66.675 Bore Diameter (mm) Quality. Certified Supplier.
| Size (mm) | 66.675×136.525×41.275 |
| Bore Diameter (mm) | 66.675 |
| Outer Diameter (mm) | 136.525 |
| Width (mm) | 41.275 |
| d | 66.675 mm |
| D | 136.525 mm |
| T | 41.275 mm |
| B | 41.275 mm |
| C | 31.750 mm |
| a | 10.9 mm |
| r1 min. | 3.5 mm |
| r2 min. | 3.3 mm |
| Weight | 2,745 Kg |
| Basic dynamic load rating (C) | 231000 kN |
| Basic static load rating (C0) | 300000 kN |
| (Grease) Lubrication Speed | 2700 r/min |
| (Oil) Lubrication Speed | 3700 r/min |
| Calculation factor (e) | 0.36 |
| Calculation factor (Y0) | 0.92 |
Detailed Parameters
parameter：
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