KOYO
Cylindrical roller bearings NNU4988
Bearing KOYO NNU4988, Ø440×600×160 mm. Request a quote — worldwide shipping.
Type Cylindrical roller bearings
Dimensions
Ø 440 × 600 × 160 mm
d440Bore Ø (mm)
×
D600Outer Ø (mm)
×
B160Width (mm)
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Technical specifications
| d | 440 mm |
| D | 600 mm |
| B | 160 mm |
| r(min.) | 4 mm |
| Fw | 487 mm |
| Ew | - mm |
| Basic load ratings : Cr | 2060 kN |
| Basic load ratings : C0r | 5000 kN |
| Fatigue load limit : Cu | 477 kN |
| Limiting speeds(Grease lub.) | 660 min-1 |
| Limiting speeds(Oil lub.) | 800 min-1 |
| da(min.) | 456 mm |
| da(max.) | 483 mm |
| db(min.) | 492 mm |
| Da(max.) | 584 mm |
| Da(min.) | - mm |
| ra(max.) | 3 mm |
| (Refer.)Mass | 133 kg |
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KOYO NNU4988