R156
SIAIF R156
Type

Small ball bearings and miniature ball bearings

Model：R156
Thickness(mm)：2.779
Inner diameter d：4.762
Outer diameter D：7.938
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Detailed information

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Bearing code
  • OpenR156
  • Dust cover typeR156ZZS
Dimensions
  • d4.762
  • D7.938
  • B2.779
  • B 1 3.175
  • r (Minimum)0.1
Load rating (N)
  • Cr360
  • Cor149
Load rating {kgf}
  • Cr37
  • Cor15
Limit speed(rpm)
  • Grease lubrication open type Z·ZZ53000
  • Oil lubricated open type Z63000
Installation size (mm)
  • d a (Minimum)5.6
  • d b (Maximum)5.5
  • Da (Maximum)7.1
  • Db (Minimum)7.3
  • r a (Maximum)0.1
weight(g) (Refer to)
  • Open0.39
  • Dust cover type0.42

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