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Bearing 6905N (NTN)
Deep groove ball bearings 6905N
Bearing number : 6905N
Size (mm) : 25x42x9
Brand : NTN
Bore Diameter (mm) : 25
Outer Diameter (mm) : 42
Width (mm) : 9
Bearing dimensions and specification in NTN catalogue:
d - 25 mm
D - 42 mm
B - 9 mm
C - 9 mm
rn - 0,3 mm
a - 1,7 mm
b - 0,95 mm
r min. - 0,3 mm
r0 max. - 0,25 mm
D1 - 40,7 mm
da min. - 27 mm
da max - 29 mm
Da max. - 40 mm
ra max. - 0,3 mm
Dx - 45,5 mm
Cy - 2,3 mm
Cz - 0,9 mm
rn - 0,3 mm
Weight - 0,042 Kg
Basic dynamic load rating (C) - 7,05 kN
Basic static load rating (C0) - 4,55 kN
(Grease) Lubrication Speed - 16 000 r/min
(Oil) Lubrication Speed - 19 000 r/min
Calculation factor (f0) - 15,4
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