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Bearing RNA4907R (NTN)
Needle roller bearings RNA4907R
Bearing number : RNA4907R
Size (mm) : 42x55x20
Brand : NTN
Bore Diameter (mm) : 42
Outer Diameter (mm) : 55
Width (mm) : 20
Bearing dimensions and specification in NTN catalogue:
Fw - 42 mm
D - 55 mm
C - 20 mm
r min. - 0,6 mm
Da max. - 51 mm
ra max. - 0,6 mm
Weight - 0,107 Kg
Basic dynamic load rating (C) - 32 kN
Basic static load rating (C0) - 50 kN
(Grease) Lubrication Speed - 6500 r/min
(Oil) Lubrication Speed - 9500 r/min
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