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Bearing 7911 (NTN)
Angular contact ball bearings 7911
Bearing number : 7911
Size (mm) : 55x80x13
Brand : NTN
Bore Diameter (mm) : 55
Outer Diameter (mm) : 80
Width (mm) : 13
Bearing dimensions and specification in NTN catalogue:
d - 55 mm
D - 80 mm
B - 13 mm
C - 13 mm
Angle (α) - 25 °
a - 26 mm
r min. - 1 mm
r1 min. - 0,6 mm
da min. - 60,5 mm
db min - 60,5 mm
ra max. - 1 mm
Weight - 0,214 Kg
Basic dynamic load rating (C) - 17,3 kN
Basic static load rating (C0) - 16,1 kN
(Grease) Lubrication Speed - 8 400 r/min
(Oil) Lubrication Speed - 11 000 r/min
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