SKF 71920CE/HCP4A bearing

SKF 71920CE/HCP4A bearing | Angular Contact Ball Bearing | 100x140x20

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    Angular contact ball bearings, super-precision 71920 CE/HCP4A

  • Bearing number : 71920 CE/HCP4A
  • Size (mm) : 100x140x20
  • Brand : SKF
  • Bore Diameter (mm) : 100
  • Outer Diameter (mm) : 140
  • Width (mm) : 20
  • Bearing dimensions and specification in SKF catalogue:

  • d - 100 mm
  • D - 140 mm
  • B - 20 mm
  • d1 - 112.4 mm
  • d2 - 109 mm
  • D1 - 127.51 mm
  • r1,2 - min. - 1.1 mm
  • r3,4 - min. - 0.6 mm
  • a - 26.7 mm
  • da - min. - 106 mm
  • db - min. - 103.2 mm
  • Da - max. - 134 mm
  • Db - max. - 136.8 mm
  • ra - max. - 1 mm
  • rb - max. - 0.6 mm
  • dn - 115.4 mm
  • Basic dynamic load rating - C - 39 kN
  • Basic static load rating - C0 - 31.5 kN
  • Fatigue load limit - Pu - 1.2 kN
  • Limiting speed for grease lubrication - 15500 r/min
  • Limiting speed for oil lubrication - 24000 mm/min
  • Ball - Dw - 12.7 mm
  • Ball - z - 24
  • Gref - 10 cm3
  • Calculation factor - f0 - 8.5
  • Preload class A - GA - 208 N
  • Preload class B - GB - 624 N
  • Preload class C - GC - 1250 N
  • Calculation factor - f - 1.18
  • Calculation factor - f1 - 1
  • Calculation factor - f2A - 1
  • Calculation factor - f2B - 1.05
  • Calculation factor - f2C - 1.09
  • Calculation factor - fHC - 1.01
  • Preload class A - 81 N/micron
  • Preload class B - 129 N/micron
  • Preload class C - 178 N/micron
  • Mass bearing - 0.649 kg

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