• Item:Hex Head Cap Screw, DIN 933, DIN931, Hex Bolt
  • According:DIN 931/933
  • Material:Alloy Steel SAE 4135;Carbon Steel SAE 1035;Stainless Steel 304
  • Strength Class:12.9;8.8
  • Hardness:HRC 39~44;HRC 22~34
  • Surface Treatment:Black Oxide, Black phosphate plated, Bright Zinc plated, CR3+ plated, Black Zinc plated, Nickel plated, Nylon or ND patch

Unit:mm

Thread
Size
(d)
P Ds Da Dw e K R S
Max. Min. Max. Max. Min. Nominal Size Tolerance Min. Nominal Size Min.
M3 0.50 3 2.86 3.6 4.6 6.01 2.0 -0.12
+0.12
0.10 5.5 5.32
M4 0.70 4 3.82 4.7 5.9 7.66 2.8 -0.12
+0.12
0.20 7.0 6.78
M5 0.80 5 4.82 5.7 6.9 8.79 3.5 -0.15
+0.15
0.20 8.0 7.78
M6 1.00 6 5.82 6.8 8.9 11.05 4.0 -0.15
+0.15
0.25 10.0 9.78
M8 1.25 8 7.78 9.2 11.6 14.38 5.3 -0.15
+0.15
0.40

13.0

12.73
M10 1.50 10 9.78 11.2 15.6 18.90 6.4 -0.18
+0.18
0.40 17.0 16.73
M12 1.75 12 11.73 13.7 17.4 21.10 7.5 -0.18
+0.18
0.60 19.0 18.67
M16 2.00 16 15.73 17.7 22.5 26.75 10.0 -0.18
+0.18
0.60 24.0 23.67
M20 2.50 20 19.67 22.4 28.2 33.53 12.5 -0.22
+0.22
0.80 30.0 29.67
M24 3.00 24 23.67 26.4 33.6 39.98 15.0 -0.22
+0.22
0.80 36.0 35.38