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Acorn Nuts

  • Brand:

    T,TGR,XDM,OEM as requirement

  • Brief:

    hex cap nut

  • Surface:

    Black oxide, Nickel, Possivation, Tin, Zinc Clear, Zinc Yellow, Zinc black

  • Material:

    stainless steel304,316,316L,317,317L,carbon steel,etc

  • Size:

    M3-M30,#4-7/8,Custom-made

  • MOQ:

    According to size
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product details

These cap nuts also known as acorn nuts, they have a smooth rounded head that covers and protects threads while providing a finished appearance.

Screw Thread d M4 M5 M6 M8 M10 M12 M14 M16 M18
P Pitch（Coarse thread） 0.7 0.8 1 1.25 1.5 1.75 2 2 2.5
Pitch（Fine thread） / / / 1 1.25 1.25 1.5 1.5 1.5
h Nominal Size 6.2 7.5 9.5 12.5 15.5 18.5 21 24 27
max 6.45 7.75 9.75 12.8 15.8 18.8 21.3 24.4 27.4
min 5.95 7.25 9.25 12.2 15.2 18.2 20.7 23.6 26.6
k max 3.2 4 5 6.5 8 10 11 13 15
min 2.9 3.7 4.7 6.14 7.64 9.64 10.57 12.57 14.57
s max 7 8 10 13 17 19 22 24 27
min 6.8 7.8 9.8 12.75 16.75 18.65 21.65 23.65 26.65
Screw Thread d M20 M22 M24 M27 M30 M33 M36 M39 -
P Pitch（Coarse thread） 2.5 2.5 3 3 3.5 3.5 4 4 -
Pitch（Fine thread） 1.5 1.5 2 2 2 2 2 2 -
h Nominal Size 29 32.5 35.5 41 45 49 54.5 59 -
max 29.4 32.9 35.9 41.5 45.5 49.5 55 59.5 -
min 28.6 32.1 35.1 40.5 44.5 48.5 54 58.5 -
k max 16 18 19 22 24 26 29 31 -
min 15.57 17.57 18.48 21.48 23.48 25.48 28.48 30.38 -
s max 30 32 36 41 46 50 55 60 -
min 29.65 31.6 35.6 40.6 45.6 49.6 54.55 59.55 -