KOMATSU COVER17M-71-22271 COVER
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
KOMATSU COVER17M-71-22271 COVER Size Chart (mm/inches) |
|---|
| Bearing number | 30317DU |
| Size (mm) | 85x180x44.5 |
| Bore Diameter (mm) | 85 |
| Outer Diameter (mm) | 180 |
| Width (mm) | 44,5 |
| d | 85 mm |
| D | 180 mm |
| T | 44,5 mm |
| B | 41 mm |
| C | 28 mm |
| ra1 max. | 2,5 mm |
| a | 56 mm |
| r min. | 4 mm |
| r1 min. | 3 mm |
| da min. | 103 mm |
| Da min | 143 mm |
| Da max. | 166 mm |
| db max. | 103 mm |
| Db min. | 169 mm |
| ra max. | 3 mm |
| Sa | 6 mm |
| Sb | 16,5 mm |
| Weight | 4,85 Kg |
| Basic dynamic load rating (C) | 247 kN |
| Basic static load rating (C0) | 293 kN |
| (Grease) Lubrication Speed | 1 900 r/min |
| (Oil) Lubrication Speed | 2 500 r/min |
| Calculation factor (e) | 0,83 |
| Calculation factor (Y0) | 0,4 |
| d1 | 132.5 mm |
| rs min | 4 mm |
| r1s min | 3 mm |
| e | 0.83 |
| Y2 | 0.73 |
| Y0 | 0.4 |
| Mass | 4.85 kg |
| ISO 355 reference | T7GB085 |
| Dynamic load, C | 247 kN |
| Rating life coefficient, A2 | 1 |
| Static load, C0 | 293 kN |
| Fatigue limit load, Cu | 32.9 kN |
| Nlim (oil) | 2,500 rpm |
| Nlim (grease) | 1,900 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.42 Hz |
| Characteristic rolling element frequency, BSF | 5.52 Hz |
| Characteristic outer ring frequency, BPF0 | 6.34 Hz |
| Characteristic inner ring frequency, BPFI | 8.66 Hz |
| da max | 103 mm |
| db min | 103 mm |
| Da max | 166 mm |
| Db min | 169 mm |
| Ca min | 6 mm |
| Cb min | 16.5 mm |
| ra max | 3 mm |
| r1a max | 2.5 mm |
| Category | Roller Bearings |
| Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0 |
| EAN | 4547359526608 |
| Product Group | B04334 |