plain bushings bearings AST11 12080 AST
plain bushings bearings AST11 12080 AST with easy-to-use parts Pioneer Machinery Source graphics, giving you the 280x500x80 ability to check parts availability, PLAIN BUSHINGS pricing, examine remanufactured options.
| Bearing number: | NU256 |
| Size (mm): | 280x500x80 |
| Bore Diameter (mm): | 280 |
| Outer Diameter (mm): | 500 |
| Width (mm): | 80 |
| d: | 280 mm |
| Fw: | 340 mm |
| D: | 500 mm |
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Product Details
| Bearing number | NU256 |
| Size (mm) | 280x500x80 |
| Bore Diameter (mm) | 280 |
| Outer Diameter (mm) | 500 |
| Width (mm) | 80 |
| d | 280 mm |
| Fw | 340 mm |
| D | 500 mm |
| B | 80 mm |
| C | 80 mm |
| r min. | 5 mm |
| r1 min. | 5 mm |
| Weight | 70,8 Kg |
| Basic dynamic load rating (C) | 1 190 kN |
| Basic static load rating (C0) | 1 760 kN |
| (Grease) Lubrication Speed | 1 200 r/min |
| E | 440 mm |
| F | 340 mm |
| rs min | 5 mm |
| r1s min | 5 mm |
| Radial clearance class | CN |
| Mass (without HJ ring) | 69.8 kg |
| Dynamic load, C | 1,190 kN |
| Static load, C0 | 1,760 kN |
| Fatigue limit load, Cu | 143 kN |
| Nlim (oil) | 1,400 rpm |
| Nlim (grease) | 1,200 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.44 Hz |
| Characteristic rolling element frequency, BSF | 7.67 Hz |
| Characteristic outer ring frequency, BPF0 | 8.72 Hz |
| Characteristic inner ring frequency, BPFI | 11.28 Hz |
| da min | 300 mm |
| da max | 336 mm |
| db min | 343 mm |
| Da max | 480 mm |
| ra max | 4 mm |
| r1a max | 4 mm |
Company Profile
| Worktime |
7:00AM - 6:00PM |
| Phone |
0065 82577418 |
| Fax |
0065 82577552 |
