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  • Deep groove ball bearings
  • Part Number

    d - Bore

    D - Outer Diameter

    B - Width

    Cr - Dynamic Radial Rating

    Cor - Static Radial Rating

    Grease lubrication

    Oil lubrication

    638-RS 8 mm 28 mm 9 mm - N - N - rpm - rpm
    638-2Z 8 mm 28 mm 9 mm 4.55 N 1.95 N 26000 rpm 32000 rpm
    638-2RZ 8 mm 28 mm 9 mm - N - N - rpm - rpm
    638-2RS 8 mm 28 mm 9 mm - N - N - rpm - rpm
    638 8 mm 28 mm 9 mm 4.55 N 1.95 N 26000 rpm 32000 rpm
    637-Z 7 mm 26 mm 9 mm - N - N - rpm - rpm
    637-2Z 7 mm 26 mm 9 mm 1.55 N 1.95 N 26000 rpm 32000 rpm
    637 7 mm 26 mm 9 mm 4.55 N 1.95 N 26000 rpm 32000 rpm
    636-Z 6 mm 22 mm 7 mm - N - N - rpm - rpm
    636-2Z 6 mm 22 mm 7 mm 3.3 N 1.35 N 31000 rpm 37000 rpm
    636 6 mm 22 mm 7 mm 3.3 N 1.35 N 31000 rpm 37000 rpm
    635/HNYA 5 mm 19 mm 6 mm - N - N - rpm - rpm
    635/HN 5 mm 19 mm 6 mm - N - N - rpm - rpm
    634/P62 4 mm 16 mm 5 mm - N - N - rpm - rpm
    634/P5T 4 mm 16 mm 5 mm - N - N - rpm - rpm
    634/P49 4 mm 16 mm 5 mm - N - N - rpm - rpm
    6310EN 50 mm 110 mm 27 mm - N - N - rpm - rpm
    6310/Z1 50 mm 110 mm 27 mm - N - N - rpm - rpm
    6310/S1 50 mm 110 mm 27 mm - N - N - rpm - rpm
    6310/P5Z 50 mm 110 mm 27 mm - N - N - rpm - rpm

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