NUP 208 ECML Cylindrical Roller Bearings 40*80*18mm
We work 65 mm d closely 100 mm D with our NUP 208 ECML Cylindrical Roller Bearings 40*80*18mm manufacturing partners to bring the JiNan Hope Hydraulic Co., Itd best value to customers.
Product Details
| d | 65 mm |
| D | 100 mm |
| B | 18 mm |
| d1 | 78 mm |
| d2 | 76.36 mm |
| D2 | 89.69 mm |
| b | 1.5 mm |
| C1 | 9.7 mm |
| C2 | 4.3 mm |
| C3 | 2.8 mm |
| r1,2 min. | 1.1 mm |
| r3,4 min. | 0.6 mm |
| a | 20.1 mm |
| da min. | 71 mm |
| db min. | 71 mm |
| Da max. | 94 mm |
| Db max. | 96.8 mm |
| ra max. | 1 mm |
| rb max. | 0.6 mm |
| dn | 79 mm |
| Basic dynamic load rating C | 19.9 kN |
| Basic static load rating C0 | 21.6 kN |
| Fatigue load limit Pu | 0.55 kN |
| Attainable speed for grease lubrication | 18000 r/min |
| Attainable speed for oil-air lubrication | 28000 r/min |
| Ball diameter Dw | 7.144 mm |
| Number of balls z | 27 |
| Reference grease quantity Gref | 5.49 cm³ |
| Preload class A GA | 49 N |
| Static axial stiffness, preload class A | 41 N/µm |
| Preload class B GB | 98 N |
| Static axial stiffness, preload class B | 54 N/µm |
| Preload class C GC | 295 N |
| Static axial stiffness, preload class C | 85 N/µm |
| Calculation factor f | 1.07 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.02 |
| Calculation factor f2C | 1.05 |
| Calculation factor fHC | 1 |
| Calculation factor f0 | 9.7 |
| Mass bearing | 0.47 kg |
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