Angular contact ball bearings, super-precision 71918 ACE/P4AH1
Bearing number : 71918 ACE/P4AH1
Size (mm) : 90x125x18
Brand : SKF
Bore Diameter (mm) : 90
Outer Diameter (mm) : 125
Width (mm) : 18
Bearing dimensions and specification in SKF catalogue:
d - 90 mm
D - 125 mm
B - 18 mm
d1 - 101 mm
d2 - 97.9 mm
D1 - 114.22 mm
K - 0.5 mm
C1 - 5.48 mm
r1,2 - min. - 1.1 mm
r3,4 - min. - 0.6 mm
a - 35.9 mm
da - min. - 96 mm
db - min. - 93.2 mm
Da - max. - 119 mm
Db - max. - 121.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
dn - 103.5 mm
Basic dynamic load rating - C - 28.6 kN
Basic static load rating - C0 - 23.2 kN
Fatigue load limit - Pu - 0.915 kN
Limiting speed for grease lubrication - 13000 r/min
Limiting speed for oil lubrication - 20000 mm/min
Ball - Dw - 11.112 mm
Ball - z - 24
Gref - 7 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 - 260 N
Preload class B - GB - 780 N
Preload class C - GC - 1560 N
Calculation factor - f - 1.19
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.04
Calculation factor - f2C - 1.07
Calculation factor - fHC - 1
Preload class A - 164 N/micron
Preload class B - 247 N/micron
Preload class C - 324 N/micron
Mass bearing - 0.54 kg
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71918ACE/P4AH1 bearing SKF 71918ACE/P4AH1 - Trade Safer .
SKF 71918ACE/P4AH1 bearing. SKF 71918ACE/P4AH1, Size: SKF 71918ACE/P4AH1 bearing, Size: 90x125x18. SKF 71918ACE/P4AH1 are used in a wide variety of applications, they are simple in design, suitable for high speeds and are robust in operation, and need little maintenance.
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