Angular contact ball bearings, super-precision S7018 ACE/HCP4A
Bearing number : S7018 ACE/HCP4A
Size (mm) : 90x140x24
Brand : SKF
Bore Diameter (mm) : 90
Outer Diameter (mm) : 140
Width (mm) : 24
Bearing dimensions and specification in SKF catalogue:
d - 90 mm
D - 140 mm
B - 24 mm
d1 - 108.33 mm
d2 - 105.5 mm
D2 - 125.2 mm
r1,2 - min. - 1.5 mm
r3,4 - min. - 1 mm
a - 39 mm
da - min. - 97 mm
da - max. - 107.6 mm
db - min. - 97 mm
db - max. - 104.8 mm
Da - max. - 133 mm
Db - max. - 134.4 mm
ra - max. - 1.5 mm
rb - max. - 1 mm
Basic dynamic load rating - C - 33.8 kN
Basic static load rating - C0 - 30 kN
Fatigue load limit - Pu - 1.2 kN
Limiting speed for grease lubrication - 14000 r/min
Ball - Dw - 11.112 mm
Ball - z - 28
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 - 300 N
Preload class B - GB - 920 N
Preload class C - GC - 1840 N
Calculation factor - f - 1.1
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.03
Calculation factor - f2C - 1.06
Calculation factor - fHC - 1.01
Preload class A - 218 N/micron
Preload class B - 329 N/micron
Preload class C - 432 N/micron
Mass bearing - 1.159 kg
SKF Qs – Quality standard for suppliers, edition 5 0, applies to suppliers of products that have an impact on the quality of SKF's finished products or on the image of the SKF brand It also applies to bearing steel makers not delivering directly to SKF but used for SKF rolling components It also includes suppliers of indirect materials and ...
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