Angular contact ball bearings, super-precision 71906 CE/P4AH
Bearing number : 71906 CE/P4AH
Size (mm) : 30x47x9
Brand : SKF
Bore Diameter (mm) : 30
Outer Diameter (mm) : 47
Width (mm) : 9
Bearing dimensions and specification in SKF catalogue:
d - 30 mm
D - 47 mm
B - 9 mm
d1 - 35.8 mm
d2 - 34.4 mm
D1 - 41.39 mm
K - 0.5 mm
C1 - 5.45 mm
r1,2 - min. - 0.3 mm
r3,4 - min. - 0.15 mm
a - 10.1 mm
da - min. - 32 mm
db - min. - 32 mm
Da - max. - 45 mm
Db - max. - 46.2 mm
ra - max. - 0.3 mm
rb - max. - 0.15 mm
dn - 36.8 mm
Basic dynamic load rating - C - 5.6 kN
Basic static load rating - C0 - 3.2 kN
Fatigue load limit - Pu - 0.14 kN
Limiting speed for grease lubrication - 41000 r/min
Limiting speed for oil lubrication - 63000 mm/min
Ball - Dw - 4.762 mm
Ball - z - 18
Gref - 0.6 cm3
Calculation factor - f0 - 8.3
Preload class A - GA - 30 N
Preload class B - GB - 90 N
Preload class C - GC - 180 N
Calculation factor - f - 1.08
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.04
Calculation factor - f2C - 1.08
Calculation factor - fHC - 1
Preload class A - 23 N/micron
Preload class B - 35 N/micron
Preload class C - 49 N/micron
Mass bearing - 0.05 kg
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