SKF S7004ACD/P4A bearing

SKF S7004ACD/P4A bearing | Angular Contact Ball Bearing | 20x42x12

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    Angular contact ball bearings, super-precision S7004 ACD/P4A

  • Bearing number : S7004 ACD/P4A
  • Size (mm) : 20x42x12
  • Brand : SKF
  • Bore Diameter (mm) : 20
  • Outer Diameter (mm) : 42
  • Width (mm) : 12
  • Bearing dimensions and specification in SKF catalogue:

  • d - 20 mm
  • D - 42 mm
  • B - 12 mm
  • d1 - 27.1 mm
  • d2 - 27.1 mm
  • D2 - 37 mm
  • r1,2 - min. - 0.6 mm
  • r3,4 - min. - 0.3 mm
  • a - 13.3 mm
  • da - min. - 23.2 mm
  • da - max. - 26.6 mm
  • db - min. - 23.2 mm
  • db - max. - 26.6 mm
  • Da - max. - 38.8 mm
  • Db - max. - 40 mm
  • ra - max. - 0.6 mm
  • rb - max. - 0.3 mm
  • Basic dynamic load rating - C - 8.3 kN
  • Basic static load rating - C0 - 4.2 kN
  • Fatigue load limit - Pu - 0.173 kN
  • Limiting speed for grease lubrication - 38000 r/min
  • Ball - Dw - 6.35 mm
  • Ball - z - 12
  • 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 - 50 N
  • Preload class B - GB - 100 N
  • Preload class C - GC - 200 N
  • Preload class D - GD - 400 N
  • Calculation factor - f - 1.03
  • Calculation factor - f1 - 0.99
  • Calculation factor - f2A - 1
  • Calculation factor - f2B - 1.02
  • Calculation factor - f2C - 1.05
  • Calculation factor - f2D - 1.08
  • Calculation factor - fHC - 1
  • Preload class A - 54 N/micron
  • Preload class B - 69 N/micron
  • Preload class C - 90 N/micron
  • Preload class D - 120 N/micron
  • Mass bearing - 0.068 kg

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