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Bearing 7908DB (NTN)
Angular contact ball bearings 7908DB
Bearing number : 7908DB
Size (mm) : 40x62x12
Brand : NTN
Bore Diameter (mm) : 40
Outer Diameter (mm) : 62
Width (mm) : 12
Bearing dimensions and specification in NTN catalogue:
d - 40 mm
D - 62 mm
B - 12 mm
C - 12 mm
ra1 max. - 0,3 mm
Angle (α) - 25 °
a - 20,5 mm
r min. - 0,6 mm
r1 min. - 0,3 mm
2B - 24 mm
da min. - 44,5 mm
ra max. - 0,6 mm
Db max - 59,5 mm
Weight - 0,26 Kg
Basic dynamic load rating (C) - 20,6 kN
Basic static load rating (C0) - 20,4 kN
(Grease) Lubrication Speed - 9 000 r/min
(Oil) Lubrication Speed - 12 000 r/min
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