CSD-40-2UH harmonic drive gearhead bearing CSD40-XRB
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
CSD-40-2UH harmonic drive gearhead bearing CSD40-XRB Size Chart (mm/inches) |
|---|
| Bearing number | 71808 CD/P4 |
| Size (mm) | 40x52x7 |
| Bore Diameter (mm) | 40 |
| Outer Diameter (mm) | 52 |
| Width (mm) | 7 |
| d | 40 mm |
| D | 52 mm |
| B | 7 mm |
| C | 7 mm |
| d1 | 44,1 mm |
| d2 | 44,1 mm |
| r1 min. | 0,3 mm |
| r2 min. | 0,3 mm |
| r3 min. | 0,15 mm |
| r4 min. | 0,15 mm |
| D1 | 48,1 mm |
| D2 | – mm |
| da min. | 42 mm |
| Da max. | 50 mm |
| db min | 42 mm |
| ra max. | 0,3 mm |
| rb max. | 0,15 mm |
| dh | 44,5 mm |
| Db max | 51,2 mm |
| Weight | 0,031 Kg |
| Basic dynamic load rating (C) | 4,88 kN |
| Basic static load rating (C0) | 4,9 kN |
| (Grease) Lubrication Speed | 26 000 r/min |
| (Oil) Lubrication Speed | 38 000 r/min |
| Fatigue load limit (Pu) | 0,208 |
| d1 | 44.1 mm |
| d2 | 44.1 mm |
| D1 | 48.1 mm |
| r1,2 min. | 0.3 mm |
| r3,4 min. | 0.15 mm |
| a | 9.7 mm |
| da min. | 42 mm |
| db min. | 42 mm |
| Da max. | 50 mm |
| Db max. | 51.2 mm |
| ra max. | 0.3 mm |
| rb max. | 0.15 mm |
| dn | 44.5 mm |
| Basic dynamic load rating C | 4.88 kN |
| Basic static load rating C0 | 4.9 kN |
| Fatigue load limit Pu | 0.208 kN |
| Attainable speed for grease lubrication | 26000 r/min |
| Attainable speed for oil-air lubrication | 38000 r/min |
| Ball diameter Dw | 3.175 mm |
| Number of balls z | 29 |
| Reference grease quantity Gref | 0.31 cm³ |
| Preload class A GA | 26 N |
| Static axial stiffness, preload class A | 36 N/µm |
| Preload class B GB | 78 N |
| Static axial stiffness, preload class B | 61 N/µm |
| Preload class C GC | 155 N |
| Static axial stiffness, preload class C | 90 N/µm |
| Calculation factor f | 1.23 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.09 |
| Calculation factor f2C | 1.16 |
| Calculation factor fHC | 1 |
| Calculation factor f0 | 17.2 |
| Mass bearing | 0.031 kg |