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 |