SKF 71908CB/HCP4AL bearing

SKF 71908CB/HCP4AL bearing | Angular Contact Ball Bearing | 40x62x12

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    Angular contact ball bearings, super-precision 71908 CB/HCP4AL

  • Bearing number : 71908 CB/HCP4AL
  • Size (mm) : 40x62x12
  • Brand : SKF
  • Bore Diameter (mm) : 40
  • Outer Diameter (mm) : 62
  • Width (mm) : 12
  • Bearing dimensions and specification in SKF catalogue:

  • d - 40 mm
  • D - 62 mm
  • B - 12 mm
  • d1 - 48.46 mm
  • d2 - 47.6 mm
  • D2 - 55.64 mm
  • b - 2 mm
  • C1 - 5.9 mm
  • C2 - 2.8 mm
  • C3 - 1.7 mm
  • r1,2 - min. - 0.6 mm
  • r3,4 - min. - 0.3 mm
  • a - 14.8 mm
  • da - min. - 43.2 mm
  • db - min. - 43.2 mm
  • Da - max. - 58.8 mm
  • Db - max. - 60 mm
  • ra - max. - 0.6 mm
  • rb - max. - 0.3 mm
  • dn - 49.1 mm
  • Basic dynamic load rating - C - 5.4 kN
  • Basic static load rating - C0 - 4.2 kN
  • Fatigue load limit - Pu - 0.176 kN
  • Limiting speed for grease lubrication - 36000 r/min
  • Limiting speed for oil lubrication - 56000 mm/min
  • Ball - Dw - 3.969 mm
  • Ball - z - 28
  • Gref - 1.38 cm3
  • Calculation factor - f0 - 9.8
  • Preload class A - GA - 18 N
  • Preload class B - GB - 36 N
  • Preload class C - GC - 110 N
  • Calculation factor - f - 1.06
  • Calculation factor - f1 - 1
  • Calculation factor - f2A - 1
  • Calculation factor - f2B - 1.03
  • Calculation factor - f2C - 1.08
  • Calculation factor - fHC - 1.01
  • Preload class A - 27 N/micron
  • Preload class B - 36 N/micron
  • Preload class C - 58 N/micron
  • Mass bearing - 0.114 kg

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