023.50.2240.12 Excavator Slewing Bearing
| Bearing number: | NJ411 |
| Size (mm): | 55x140x33 |
| Bore Diameter (mm): | 55 |
| Outer Diameter (mm): | 140 |
| Width (mm): | 33 |
| d: | 55 mm |
| Fw: | 77,2 mm |
| D: | 140 mm |
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Product Details
| Bearing number | NJ411 |
| Size (mm) | 55x140x33 |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 140 |
| Width (mm) | 33 |
| d | 55 mm |
| Fw | 77,2 mm |
| D | 140 mm |
| B | 33 mm |
| C | 33 mm |
| r min. | 2,1 mm |
| r1 min. | 2,1 mm |
| J | 85,2 mm |
| Weight | 2,48 Kg |
| Basic dynamic load rating (C) | 139 kN |
| Basic static load rating (C0) | 138 kN |
| (Grease) Lubrication Speed | 4 300 r/min |
| E | 117.2 mm |
| F | 77.2 mm |
| d1 | 85.2 mm |
| rs min | 2.1 mm |
| r1s min | 2.1 mm |
| Radial clearance class | CN |
| Mass (without HJ ring) | 2.51 kg |
| Dynamic load, C | 139 kN |
| Static load, C0 | 138 kN |
| Fatigue limit load, Cu | 16.8 kN |
| Nlim (oil) | 5,000 rpm |
| Nlim (grease) | 4,300 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.4 Hz |
| Characteristic rolling element frequency, BSF | 4.65 Hz |
| Characteristic outer ring frequency, BPF0 | 4.37 Hz |
| Characteristic inner ring frequency, BPFI | 6.63 Hz |
| da min | 66 mm |
| da max | 76 mm |
| dc min | 87 mm |
| Da max | 129 mm |
| ra max | 2 mm |
| Category | Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 2.507 |
| Product Group | B04144 |
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