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Weights for ASME B18.2.3.1M

Dimensions of Metric Hex Cap Screws

Dimensions of Metric Hex Cap Screws

Nominal Screw Diameter, D, and Thread Pitch Body Diameter Ds, Width Across Flats, S Width Across Corners, E Head Height, K Wrenching Height, K1 Washer Face Thick, C Washer Face Diameter, Dw
Max Min Max Min Max Min Max Min Min Max Min Min
M5 x 0.8 5.00 4.82 8.00 7.78 9.24 8.79 3.65 3.35 2.4 0.5 0.2 7.0
M6 x 1 6.00 5.82 10.00 9.78 11.55 11.05 4.15 3.85 2.8 0.5 0.2 8.9
M8 x 1.25 8.00 7.78 13.00 12.73 15.01 14.38 5.50 5.10 3.7 0.6 0.3 11.6
M10 x 1.5 10.00 9.78 15.00 14.73 17.32 16.64 6.63 6.17 4.5 0.6 0.3 13.6
aM10 x 1.5 10.00 9.78 16.00 15.73 18.48 17.77 6.63 6.17 4.5 0.6 0.3 14.6
M12 x 1.75 12.00 11.73 18.00 17.73 20.78 20.03 7.76 7.24 5.2 0.6 0.3 16.6
M14 x 2.0 14.00 13.73 21.00 20.67 24.25 23.35 9.09 8.51 6.2 0.6 0.3 19.6
M16 x 2.0 16.00 15.73 24.00 23.67 27.71 26.75 10.32 9.68 7.0 0.8 0.4 22.5
M20 x 2.5 20.00 19.67 30.00 29.16 34.64 32.95 12.88 12.12 8.8 0.8 0.4 27.7
M24 x 3 24.00 23.67 36.00 35.00 41.57 39.55 15.44 14.56 10.5 0.8 0.4 33.2
M30 x 3.5 30.00 29.67 16.00 45.00 53.12 50.85 19.48 17.92 13.1 0.8 0.4 42.7
M36 x 4 36.00 35.61 55.00 53.80 63.51 60.79 23.38 21.62 15.8 0.8 0.4 51.1
M42 x 4.5 42.00 41.38 65.00 62.90 75.06 71.71 26.97 25.03 18.2 1.0 0.5 59.8
M48 x 5 48.00 47.38 75.00 72.60 86.60 82.76 31.07 28.93 21.0 1.0 0.5 69.0
M56 x 5.5 56.00 55.26 85.00 82.20 98.15 93.71 36.20 33.80 24.5 1.0 0.5 78.1
M64 x 6 64.00 63.26 95.00 91.80 109.70 104.65 41.32 38.68 28.0 1.0 0.5 87.2
M72 X 6 72.00 71.26 105.00 101.40 121.24 115.60 46.45 43.55 31.5 1.2 0.6 96.3
M80 x 6 80.00 79.26 115.00 111.00 132.72 126.54 51.58 48.42 35.0 1.2 0.6 105.4
M90 x 6 90.00 89.13

130.00

 125.50 150.11 143.07 57.74 54.26 39.2 1.2 0.6 119.2
M100 x 6 100.00 99.13 145.00 140.00 167.43 159.60 63.90 60.10 43.4 1.2 0.6 133.0