DIN 7984

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Equivalent Standards

Low Head Socket Head Cap Screws

DIN 7984 Low Head Socket Head Cap Screws Dimensions

Size Pitch Thread Length b1 (min) Head Dia. (d2) Head Height. (k) Key Size (s) Key Engagement (t)
Length (MM)
≤125 >125≤200 >200 Min Max Min Max Min Max Min Max
M 3 0.5 12.00 - - 5.320 5.500 1.860 2.000 2.020 2.100 1.380 1.620
M 4 0.70 14.00 - - 6.780 7.000 2.660 2.800 2.520 2.600 2.180 2.420
M 5 0.80 16.00 - - 8.250 8.500 3.320 3.500 3.020 3.100 2.580 2.820
M 6 1.00 18.00 - - 9.780 10.000 3.820 4.000 4.020 4.120 2.880 3.120
M 8 1.25 22.00 - - 12.720 13.000 4.820 5.000 5.020 5.140 3.650 3.950
M 10 1.50 26.00 32.00 - 15.730 16.000 5.820 6.500 7.025 7.175 4.350 4.650
M 12 1.75 30.00 36.00 - 17.730 18.000 6.780 7.000 8.025 8.175 4.850 5.150
M 14 2.00 34.00 40.00 - 20.670 21.000 7.780 8.000 10.025 10.175 5.150 5.450
M 16 2.00 38.00 44.00 57.00 23.610 24.000 8.780 9.000 12.032 12.212 5.350 5.650
M 18 2.50 42.00 48.00 61.00 26.670 27.000 9.780 10.000 14.032 12.212 6.320 6.680
M 20 2.50 46.00 52.00 65.00 29.670 30.000 10.730 11.000 14.032 14.212 7.320 7.680
M 22 2.50 50.00 56.00 69.00 32.610 33.000 11.730 12.000 14.032 14.212 7.820 8.180
M 24 3.00 54.00 60.00 73.00 35.610 36.000 12.730 13.000 17.050 17.230 7.820 8.180

DIN 7984 Low Socket Head Cap Screws Weights

Diameter M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36
Length
10 1.3 2.2 3.6
12 1.5 2.5 3.9 7.7
16 1.9 3.1 4.5 8.8 15.5 22.3
20 2.3 3.7 5.2 10.2 17.9 25.5 37.9 52.5
25 2.7 4.4 6.2 12.5 20.2 29.5 42.5 56.5 77.0
30 3.2 5.1 7.3 14.0 22.0 32.5 48.0 63.0 84.6 108
35 3.4 5.8 8.3 15.7 25.5 36.5 53.0 69.7 93.3 118
40 4.2 6.6 9.5 17.5 28.5 40 58.0 78.7 102 128 185
50 5.2 7.3 11.5 21.5 34.8 48 69.5 91.5 119 150 215
60 9.0 13.6 25.3 40.3 57 82.0 107 138 172 245 263
70 15.7 29.1 46.0 65 92.5 122 157 196 275 298 445 498
80 32.8 52.5 72 104 140 178 222 305 333 490 552 793
90 57.8 80 116 154 196 245 335 369 535 607 860 1000
100 88 127 169 215 269 365 407 580 662 927 1080
110 139 183 235 292 395 439 625 717 994 1160
120 151 198 255 316 425 474 670 772 1060 1240
130 212 275 342 455 510 715 827 1130 1320
140 226 295 368 485 545 760 880 1190 1400
150 315 394 515 580 805 940 1250 1470
160 422 545 616 850 990 1320 1550
170 448 575 651 895 1050 1380 1630
180 474 605 687 940 1100 1450 1710
190 635 722 995 1160 1510 1790
200 665 758 1030 1210 1580 1870

Weights are in kilograms per 1,000 pieces unless otherwise specified. All weights are approximations and strictly informative.

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