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Bearing NK47/20 (INA)
Needle roller bearings NK47/20
Bearing number : NK47/20
Size (mm) : 47x57x20
Brand : INA
Bore Diameter (mm) : 47
Outer Diameter (mm) : 57
Width (mm) : 20
Bearing dimensions and specification in INA catalogue:
Fw - 47 mm
D - 57 mm
C - 20 mm
r min. - 0,3 mm
Weight - 0,0945 Kg
Basic dynamic load rating (C) - 32,5 kN
Basic static load rating (C0) - 56 kN
Fatigue load limit (Pu) - 9,9
Reference speed - 6 000 r/min
Limiting speed - 9 800 r/min
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