Angular contact ball bearings, super-precision 71915 ACB/HCP4A
Bearing number : 71915 ACB/HCP4A
Size (mm) : 75x105x16
Brand : SKF
Bore Diameter (mm) : 75
Outer Diameter (mm) : 105
Width (mm) : 16
Bearing dimensions and specification in SKF catalogue:
d - 75 mm
D - 105 mm
B - 16 mm
d1 - 85.94 mm
d2 - 84.55 mm
D2 - 97.5 mm
r1,2 - min. - 1 mm
r3,4 - min. - 0.6 mm
a - 32.3 mm
da - min. - 79.6 mm
db - min. - 79.6 mm
Da - max. - 100 mm
Db - max. - 101.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
dn - 86.9 mm
Basic dynamic load rating - C - 13.3 kN
Basic static load rating - C0 - 12.5 kN
Fatigue load limit - Pu - 0.52 kN
Limiting speed for grease lubrication - 18000 r/min
Limiting speed for oil lubrication - 28000 mm/min
Ball - Dw - 6.35 mm
Ball - z - 34
Gref - 4.76 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 - 80 N
Preload class B - GB - 160 N
Preload class C - GC - 480 N
Calculation factor - f - 1.11
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.02
Calculation factor - f2C - 1.08
Calculation factor - fHC - 1.01
Preload class A - 135 N/micron
Preload class B - 173 N/micron
Preload class C - 262 N/micron
Mass bearing - 0.344 kg
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