KOYO
Cylindrical roller bearings NN3056
Bearing KOYO NN3056, Ø280×420×106 mm. Request a quote — worldwide shipping.
Type Cylindrical roller bearings
Dimensions
Ø 280 × 420 × 106 mm
d280Bore Ø (mm)
×
D420Outer Ø (mm)
×
B106Width (mm)
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Technical specifications
| d | 280 mm |
| D | 420 mm |
| B | 106 mm |
| r(min.) | 4 mm |
| Fw | - mm |
| Ew | 384 mm |
| Basic load ratings : Cr | 1370 kN |
| Basic load ratings : C0r | 2010 kN |
| Fatigue load limit : Cu | 220 kN |
| Limiting speeds(Grease lub.) | 1200 min-1 |
| Limiting speeds(Oil lub.) | 1400 min-1 |
| da(min.) | 296 mm |
| da(max.) | - mm |
| db(min.) | - mm |
| Da(max.) | 404 mm |
| Da(min.) | 387 mm |
| ra(max.) | 3 mm |
| (Refer.)Mass | 51.2 kg |
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KOYO NN3056