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Bearing RB4910 (NACHI)
Cylindrical roller bearings RB4910
Bearing number : RB4910
Size (mm) : 50x72x22
Brand : NACHI
Bore Diameter (mm) : 50
Outer Diameter (mm) : 72
Width (mm) : 22
Bearing dimensions and specification in NACHI catalogue:
d - 50 mm
D - 72 mm
B - 22 mm
C - 22 mm
d1 - 58 mm
r min. - 0.6 mm
D1 - 63.5 mm
da min. - 56 mm
Da max. - 66 mm
ra max. - 0.6 mm
Weight - 0.30 Kg
Basic dynamic load rating (C) - 49 kN
Basic static load rating (C0) - 83 kN
(Grease) Lubrication Speed - 2000 r/min
(Oil) Lubrication Speed - 4000 r/min
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