SKF 71912ACB/P4AL bearing

SKF 71912ACB/P4AL bearing | Angular Contact Ball Bearing | 60x85x13

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    Angular contact ball bearings, super-precision 71912 ACB/P4AL

  • Bearing number : 71912 ACB/P4AL
  • Size (mm) : 60x85x13
  • Brand : SKF
  • Bore Diameter (mm) : 60
  • Outer Diameter (mm) : 85
  • Width (mm) : 13
  • Bearing dimensions and specification in SKF catalogue:

  • d - 60 mm
  • D - 85 mm
  • B - 13 mm
  • d1 - 68.94 mm
  • d2 - 67.73 mm
  • D2 - 78.36 mm
  • b - 2 mm
  • C1 - 6.5 mm
  • C2 - 3.8 mm
  • C3 - 1.7 mm
  • r1,2 - min. - 1 mm
  • r3,4 - min. - 0.3 mm
  • a - 27.2 mm
  • da - min. - 64.6 mm
  • db - min. - 64.6 mm
  • Da - max. - 80.4 mm
  • Db - max. - 83 mm
  • ra - max. - 1 mm
  • rb - max. - 0.3 mm
  • dn - 69.8 mm
  • Basic dynamic load rating - C - 9.8 kN
  • Basic static load rating - C0 - 8.3 kN
  • Fatigue load limit - Pu - 0.355 kN
  • Limiting speed for grease lubrication - 19000 r/min
  • Limiting speed for oil lubrication - 30000 mm/min
  • Ball - Dw - 5.556 mm
  • Ball - z - 30
  • Gref - 2.77 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 - 57 N
  • Preload class B - GB - 115 N
  • Preload class C - GC - 340 N
  • Calculation factor - f - 1.11
  • Calculation factor - f1 - 0.99
  • Calculation factor - f2A - 1
  • Calculation factor - f2B - 1.02
  • Calculation factor - f2C - 1.07
  • Calculation factor - fHC - 1
  • Preload class A - 94 N/micron
  • Preload class B - 122 N/micron
  • Preload class C - 182 N/micron
  • Mass bearing - 0.195 kg

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