KOYO
Needle roller bearings NK45/20
Bearing KOYO NK45/20, Ø45×55×20 mm. Request a quote — worldwide shipping.
Type Needle roller bearings
Dimensions
Ø 45 × 55 × 20 mm
d45Bore Ø (mm)
×
D55Outer Ø (mm)
×
B20Width (mm)
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Technical specifications
| Fw | 45 mm |
| D | 55 mm |
| C | 20 mm |
| r(min.) | 0.3 mm |
| Basic load ratings : Cr | 29.5 kN |
| Basic load ratings : C0r | 56.4 kN |
| Fatigue load limit : Cu | 9.00 kN |
| Limiting speeds(Grease lub.) | 6100 min-1 |
| Limiting speeds(Oil lub.) | 9400 min-1 |
| (Refer.)Mass | 0.100? kg |
KOYO NK45/20