Angular contact ball bearings, super-precision 7011 CE/HCP4AL
Bearing number : 7011 CE/HCP4AL
Size (mm) : 55x90x18
Brand : SKF
Bore Diameter (mm) : 55
Outer Diameter (mm) : 90
Width (mm) : 18
Bearing dimensions and specification in SKF catalogue:
d - 55 mm
D - 90 mm
B - 18 mm
d1 - 67.73 mm
d2 - 65.6 mm
D1 - 77.25 mm
b - 2.4 mm
C1 - 9 mm
C2 - 3.4 mm
C3 - 3.4 mm
r1,2 - min. - 1.1 mm
r3,4 - min. - 0.6 mm
a - 18.8 mm
da - min. - 61 mm
db - min. - 61 mm
Da - max. - 84 mm
Db - max. - 85.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
dn - 69.6 mm
Basic dynamic load rating - C - 16.8 kN
Basic static load rating - C0 - 12.2 kN
Fatigue load limit - Pu - 0.52 kN
Limiting speed for grease lubrication - 25000 r/min
Limiting speed for oil lubrication - 39000 mm/min
Ball - Dw - 7.938 mm
Ball - z - 24
Gref - 5 cm3
Calculation factor - f0 - 8.4
Preload class A - GA - 90 N
Preload class B - GB - 270 N
Preload class C - GC - 540 N
Calculation factor - f - 1.07
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.03
Calculation factor - f2C - 1.05
Calculation factor - fHC - 1.01
Preload class A - 51 N/micron
Preload class B - 80 N/micron
Preload class C - 108 N/micron
Mass bearing - 0.362 kg
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