Angular contact ball bearings, super-precision 71924 CB/HCP4A
Bearing number : 71924 CB/HCP4A
Size (mm) : 120x165x22
Brand : SKF
Bore Diameter (mm) : 120
Outer Diameter (mm) : 165
Width (mm) : 22
Bearing dimensions and specification in SKF catalogue:
d - 120 mm
D - 165 mm
B - 22 mm
d1 - 136.92 mm
d2 - 135 mm
D2 - 151.9 mm
r1,2 - min. - 1.1 mm
r3,4 - min. - 0.6 mm
a - 34.2 mm
da - min. - 126 mm
db - min. - 126 mm
Da - max. - 159 mm
Db - max. - 161.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
dn - 138.2 mm
Basic dynamic load rating - C - 27 kN
Basic static load rating - C0 - 30.5 kN
Fatigue load limit - Pu - 1.1 kN
Limiting speed for grease lubrication - 12000 r/min
Limiting speed for oil lubrication - 20000 mm/min
Ball - Dw - 8.731 mm
Ball - z - 41
Gref - 14.01 cm3
Calculation factor - f0 - 10
Preload class A - GA - 90 N
Preload class B - GB - 180 N
Preload class C - GC - 540 N
Calculation factor - f - 1.13
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.03
Calculation factor - f2C - 1.08
Calculation factor - fHC - 1.01
Preload class A - 80 N/micron
Preload class B - 105 N/micron
Preload class C - 167 N/micron
Mass bearing - 1.202 kg
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