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Bearing 7211 (NTN)
Angular contact ball bearings 7211
Bearing number : 7211
Size (mm) : 55x100x21
Brand : NTN
Bore Diameter (mm) : 55
Outer Diameter (mm) : 100
Width (mm) : 21
Bearing dimensions and specification in NTN catalogue:
d - 55 mm
D - 100 mm
B - 21 mm
C - 21 mm
Angle (α) - 25 °
a - 33 mm
r min. - 1,5 mm
r1 min. - 1 mm
da min. - 63,5 mm
db min - 60,5 mm
ra max. - 1,5 mm
Weight - 0,6 Kg
Basic dynamic load rating (C) - 51 kN
Basic static load rating (C0) - 39,5 kN
(Grease) Lubrication Speed - 7 100 r/min
(Oil) Lubrication Speed - 9 500 r/min
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