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Self-aligning Ball Bearings
Bearings for Ball Screw Supports
Cylindrical Roller Bearing For Pulley
Stainless Steel Bearings
other bearings

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Product Parameters

  • Bearing code
    Open type R155
    Dust cover type R155ZZ
  • Overall dimension (mm)
    d 3.967
    D 7.938
    B 2.779
    B1 3.175
    r(min) 0.1
  • Limit speed (RPM)
    grease 53000
    Oil lubrication 63000
  • Rated load
    Cr(N) 360
    Cor(N) 149
    Cr(kgf) 37
    Cor(kgf) 15
  • Installation dimension (mm)
    da(min) 4.8
    db(max) 5.5
    Da(max) 7.1
    Db(min) 7.3
    ra(max) 0.1
  • Mass(g)
    Open type 0.51
    Dust cover type 0.56

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