Home > Bearings Catalogue Online > Needle Roller Bearings 
Bearing RNA4912 (ZEN)
Needle roller bearings RNA4912
Bearing number : RNA4912
Size (mm) : 68x85x25
Brand : ZEN
Bore Diameter (mm) : 68
Outer Diameter (mm) : 85
Width (mm) : 25
Bearing dimensions and specification in ZEN catalogue:
d - 68 mm
D - 85 mm
B - 25 mm
C - 25 mm
r min. - 1 mm
Weight - 0,275 Kg
Basic dynamic load rating (C) - 60 kN
Basic static load rating (C0) - 108 kN
(Grease) Lubrication Speed - 4000 r/min
(Oil) Lubrication Speed - 6000 r/min
Search bearings
Bore Dia, mm
Outer Dia, mm:
Bearings Catalogue