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(Non-preferred) dimensions in parentheses.

Unit:mm

Acorn nuts

GB /T 923 - 1988

Display drawing:

国标GB /T923 - 1988 GB923 923GB Acorn nuts
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 *Models with different eras.

Calculate weight and price. Weight 1000 pcs : kg x $ per kg = $ 1000 pcs
Default density g/cm3
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Choose materials based on density.(g/cm3)

  • Carbon Steel 7.85
  • Stainless Steel 8.1
  • Stainless Steel 7.95
  • Stainless Steel 7.7
  • Titanium Alloy 4.5
  • Aluminum Alloy 2.8
  • Copper 8.89


Select here or enter material density on the calculation page.
Thread Size
D
M3 M4 M5 M6 M8 M10 M12 (M14) M16 (M18) M20 (M22) M24
P Pitch
h
e min
e1 max
a min
m
d1
l
s max
min
SR ≈
per 1000 units ≈ kg
0.5 0.7 0.8 1 1.25 1.5 1.75 2 2 2.5 2.5 2.5 3
2.5 3 4 5 6 8 10 11 13 14 16 18 19
6.01 7.66 8.79 11.05 14.38 17.77 20.03 23.35 26.75 29.56 32.95 37.29 39.55
5 6 7.2 9.2 13 16 18 20 22 25 28 30 34
/ / 2 2.5 3 4 4.5 5 5 6 6 6 7
6 7 9 11 15 18 22 24 26 29 32 35 38
/ / 5.5 6.5 8.5 10.5 13 15 17 19 21 23 25
5 5 6 7 11 13 16 17 19 22 25 26 28
5.5 7 8 10 13 16 18 21 24 27 30 34 36
5.32 6.78 7.78 9.78 12.73 15.73 17.73 20.67 23.67 26.16 29.16 33 35
2.5 3 3.6 4.6 6.5 8 9 10 11.5 12.5 14 15 17
0.57 1.04 1.25 2.77 6.73 12.88 17.46 24.66 39.84 48.78 71.96 102 127.8

Alternative history

GB /T 923 - 1988 GB /T 923 - 2009
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25 Domed Cap Nuts [IS]
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