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ASME B18.2.4.2M Metric Hex Nuts Style 2

ASME B18.2.4.2M Metric Hex Nuts Style 2

ASME B18.2.4.2M Metric Hex Nuts Style 2 Dimensions (mm)

Nominal Diameter Width Across Flats, S Width Across Corners, E Thickness, M Bearing Face Diameter, Dw, Min. Washer Face Thickness, C Total Runout of Bearing Surface FIM, Max.
Max. Min. Max. Min. Max. Min. Max. Min.
M3 5.50 5.32 6.35 6.01 2.90 2.65 4.6 ... ... ...
M3.5 6.00 5.82 6.93 6.58 3.30 3.00 5.1 ... ... ...
M4 7.00 6.78 8.08 7.66 3.80 3.50 6.0 ... ... ...
M5 8.00 7.78 9.24 8.79 5.10 4.80 7.0 ... ... 0.30
M6 10.00 9.78 11.55 11.05 5.70 5.40 8.9 ... ... 0.33
M8 13.00 12.73 15.01 14.38 7.50 7.14 11.6 ... ... 0.36
M10 15.00 14.73 17.32 16.64 10.0 9.6 13.6 ... ... 0.39
M12 18.00 17.73 20.78 20.03 12.00 11.57 16.6 ... ... 0.42
M14 21.00 20.67 24.25 23.36 14.10 13.40 19.4 ... ... 0.45
M16 24.00 23.67 27.71 26.75 16.40 15.70 22.4 ... ... 0.48
M20 30.00 29.16 34.64 32.95 20.30 19.00 27.9 0.8 0.4 0.56
M24 36.00 35.00 41.57 39.55 23.90 22.60 32.5 0.8 0.4 0.64
M30 46.00 45.00 53.12 50.85 28.60 27.30 42.5 0.8 0.4 0.76
M36 55.00 53.80 63.51 60.79 34.70 33.10 50.8 0.8 0.4 0.89