644706B Hydraulic Pump Bearing 32x50x35mm
Offer Industrial Bearings Solutions 44.45x82.931x23.812 High Quality Brand 644706B Hydraulic Pump Bearing 32x50x35mm .Contact 44,45 Bore Diameter (mm) Us Online to Get Best Quote.
Product Details
| Bearing number | 4T-25580/25520 |
| Size (mm) | 44.45x82.931x23.812 |
| Bore Diameter (mm) | 44,45 |
| Outer Diameter (mm) | 82,931 |
| Width (mm) | 23,812 |
| d | 44,45 mm |
| D | 82,931 mm |
| T | 23,812 mm |
| B | 25,4 mm |
| C | 19,05 mm |
| ra1 max. | 0,8 mm |
| a | 6,2 mm |
| Da | 74 mm |
| db | 50 mm |
| ra max. | 3,5 mm |
| da | 57 mm |
| Db | 77 mm |
| Weight | 0,56 Kg |
| Basic dynamic load rating (C) | 76 kN |
| Basic static load rating (C0) | 98 kN |
| (Grease) Lubrication Speed | 4 500 r/min |
| (Oil) Lubrication Speed | 6 000 r/min |
| Calculation factor (e) | 0,33 |
| Calculation factor (Y0) | 0,99 |
| d1 | 63 mm |
| e | 0.33 |
| Y2 | 1.79 |
| Y0 | 0.99 |
| Mass | 0.56 kg |
| Dynamic load, C | 76 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 98 kN |
| Fatigue limit load, Cu | 12 kN |
| Nlim (oil) | 6,000 rpm |
| Nlim (grease) | 4,500 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.43 Hz |
| Characteristic rolling element frequency, BSF | 7.08 Hz |
| Characteristic outer ring frequency, BPF0 | 7.78 Hz |
| Characteristic inner ring frequency, BPFI | 10.22 Hz |
| ra max | 3.5 mm |
| r1a max | 0.8 mm |
| Category | Roller Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Product Group | B04334 |
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