• Bearing code
    Open type 685
    Dust cover type 685ZZ
    Sealed 2RZ 685-2RZ
    Sealed 2RS 685-2RS
  • External dimensions
    d 5
    D 11
    B 3
    B1 5
    R(1)(minimum) 0.15
    R1(1)(minimum) 0.15
  • Rated load (N)
    Cr 715
    Cor 281
  • Rated load {kgf}
    Cr 73
    Cor 29
  • Extreme speed (rpm)
    Lubricate ZZ with grease ZRZ. ZRS 45000
    D·D -
    Oil lubrication Z 53000
  • Installation size (mm)
    Da(minimum) 6.2
    Db(maximum) 6.2
    Da (maximum) 9.8
    Db(minimum) 9.9
    Ra(maximum) 0.15
    Rb(maximum) 0.15
  • Weight (g) (reference)
    Open type 1.2
    Dust cover type 1.96