asme-b18-2-4-4m-metric-slotted-hex-nuts

Dimensions of Metric Slotted Hex Nuts

Nominal Nut Diameter and Thread PitchWidth Across Flats, SWidth Across Corners, EThickness, M,Bearing Face Diameter, Dw, MinUnslotted Thickness, FWidth of Slot, NWashers Face Thickness, C
MaxMinMaxMinMaxMinMaxMinMaxMinMaxMin
M5 x 0.88.007.789.248.795.104.806.93.22.92.01.4
M6 x 110.009.7811.5511.055.705.408.93.53.22.41.8
M8 x 1.2513.0012.7315.0114.387.507.1411.64.44.12.92.3
aM10 x 1.515.0014.7317.3216.6410.09.613.65.75.43.42.80.60.3
M10 x 1.516.0015.7318.4817.779.308.9414.65.24.93.42.8
M12 x 1.7518.0017.7320.7820.0312.0011.5716.67.36.94.03.2
M14 x 221.0020.6724.2523.3514.1013.4019.68.68.04.33.5
M16 x 224.0023.6727.7126.7516.4015.7022.59.99.35.34.5
M20 x 2.530.0029.1634.6432.9520.3019.0027.713.312.25.74.50.80.4
M24 x 336.0035.0041.5739.5523.9022.6033.215.414.36.75.50.80.4
M30 x 3.546.0045.0053.1250.8528.6027.3042.718.116.88.57.00.80.4
M36 x 455.0053.8063.5160.7934.7033.1051.123.722.48.57.00.80.4
  • a This size with width across flats of 15mm is not standard. Unless specifically ordered, M10 hex nuts with 16mm width across flats will be furnished.
  • All dimensions are in millimeters.