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Finished Table of Fine-Threaded Screw Nominal Specifications

2025-11-21

  • Diameter × Pitch Thread Accuracy Class

    Major Diameter

    (max)

    Major Diameter(min) Pitch Diameter(max) Pitch Diameter(min) Minor Diameter(max) Billet Diameter(min) Billet Diameter(max)
    M3×0.35 6g 2.981 2.896 2.754 2.687 2.602 2.71 2.73
    M4×0.5 - 3.980 3.874 3.655 3.580 3.439 3.60 3.63
    M5×0.5 - 4.980 4.874 4.655 4.580 4.439 4.60 4.63
    M6×0.75 - 5.978 5.838 5.491 5.391 5.166 5.42 5.46
    M8×0.75 - 7.978 7.838 7.491 7.391 7.166 7.42 7.46
    M8×1 - 7.974 7.794 7.324 7.212 6.891 7.26 7.29
    M10×0.75 - 9.978 9.838 9.491 9.391 9.166 9.42 9.46
    M10×1 - 9.974 9.794 9.324 9.212 8.891 9.26 9.29
    M10×1.25 - 9.972 9.760 9.160 9.042 8.619 9.08 9.12
    M12×1

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