Angular contact ball bearings, super-precision 71907 ACE/HCP4AH
Bearing number : 71907 ACE/HCP4AH
Size (mm) : 35x55x10
Brand : SKF
Bore Diameter (mm) : 35
Outer Diameter (mm) : 55
Width (mm) : 10
Bearing dimensions and specification in SKF catalogue:
d - 35 mm
D - 55 mm
B - 10 mm
d1 - 41.7 mm
d2 - 40.2 mm
D1 - 48.29 mm
K - 0.5 mm
C1 - 6.15 mm
r1,2 - min. - 0.6 mm
r3,4 - min. - 0.3 mm
a - 16.2 mm
da - min. - 38.2 mm
db - min. - 37 mm
Da - max. - 51.8 mm
Db - max. - 53 mm
ra - max. - 0.6 mm
rb - max. - 0.3 mm
dn - 43 mm
Basic dynamic load rating - C - 7.3 kN
Basic static load rating - C0 - 4.5 kN
Fatigue load limit - Pu - 0.19 kN
Limiting speed for grease lubrication - 38000 r/min
Limiting speed for oil lubrication - 60000 mm/min
Ball - Dw - 5.556 mm
Ball - z - 19
Gref - 0.8 cm3
Calculation factor - e - 0.68
Calculation factor - Y2 - 0.87
Calculation factor - Y0 - 0.38
Calculation factor - X2 - 0.41
Calculation factor - Y1 - 0.92
Calculation factor - Y2 - 1.41
Calculation factor - Y0 - 0.76
Calculation factor - X2 - 0.67
Preload class A - GA - 66 N
Preload class B - GB - 200 N
Preload class C - GC - 400 N
Calculation factor - f - 1.05
Calculation factor - f1 - 0.98
Calculation factor - f2A - 1
Calculation factor - f2B - 1.04
Calculation factor - f2C - 1.08
Calculation factor - fHC - 1.01
Preload class A - 77 N/micron
Preload class B - 115 N/micron
Preload class C - 151 N/micron
Mass bearing - 0.067 kg
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