KOYO
Rodamientos de rodillos cilíndricos NF256
Bearing KOYO NF256, Ø280×500×80 mm. Request a quote — worldwide shipping.
Tipo Rodamientos de rodillos cilíndricos
Dimensiones
Ø 280 × 500 × 80 mm
d280Ø interior (mm)
×
D500Ø exterior (mm)
×
B80Ancho (mm)
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Especificaciones técnicas
| d | 280 mm |
| D | 500 mm |
| B | 80 mm |
| r(min.) | 5 mm |
| r1(min.) | 5 mm |
| Fw | - mm |
| Ew | 440 mm |
| Basic load ratings : Cr | 1430 kN |
| Basic load ratings : C0r | 1680 kN |
| Fatigue load limit : Cu | 179 kN |
| Limiting speeds(Grease lub.) | 1000 min-1 |
| Limiting speeds(Oil lub.) | 1200 min-1 |
| sd1 | - mm |
| B1 | - mm |
| B2 | - mm |
| da(min.) | 300 mm |
| db(min.) | - mm |
| db(max.) | - mm |
| dc(min.) | - mm |
| dd(min.) | - mm |
| Da(max.) | - mm |
| Db(max.) | 480 mm |
| Db(min.) | 452 mm |
| ra(max.) | 4 mm |
| rb(max.) | 4 mm |
| (Refer.)Mass | 72.8 kg |
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KOYO NF256