• Bearing code
    Open type 686
    Dust cover type 686ZZ
    Sealed 2RZ 686-2RZ
    Sealed 2RS 686-2RS
  • External dimensions
    d 6
    D 13
    B 3.5
    B1 5
    R(1)(minimum) 0.15
    R1(1)(minimum) 0.15
  • Rated load (N)
    Cr 1080
    Cor 440
  • Rated load {kgf}
    Cr 110
    Cor 45
  • Extreme speed (rpm)
    Lubricate ZZ with grease ZRZ. ZRS 40000
    D·D 38000
    Oil lubrication Z 50000
  • Installation size (mm)
    Da(minimum) 7.2
    Db(maximum) 7.4
    Da (maximum) 11.8
    Db(minimum) 11.7
    Ra(maximum) 0.15
    Rb(maximum) 0.15
  • Weight (g) (reference)
    Open type 1.91
    Dust cover type 2.69