KOYO
Cylindrical roller bearings NNU49/670
Bearing KOYO NNU49/670, Ø670×900×230 mm. Request a quote — worldwide shipping.
Type Cylindrical roller bearings
Dimensions
Ø 670 × 900 × 230 mm
d670Bore Ø (mm)
×
D900Outer Ø (mm)
×
B230Width (mm)
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Technical specifications
| d | 670 mm |
| D | 900 mm |
| B | 230 mm |
| r(min.) | 6 mm |
| Fw | 732 mm |
| Ew | - mm |
| Basic load ratings : Cr | 5270 kN |
| Basic load ratings : C0r | 14100 kN |
| Fatigue load limit : Cu | 1190 kN |
| Limiting speeds(Grease lub.) | 320 min-1 |
| Limiting speeds(Oil lub.) | 390 min-1 |
| da(min.) | 694 mm |
| da(max.) | 726 mm |
| db(min.) | 740 mm |
| Da(max.) | 876 mm |
| Da(min.) | - mm |
| ra(max.) | 5 mm |
| (Refer.)Mass | 420 kg |
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KOYO NNU49/670