asme-b18-2-4-5m-metric-hex-jam-nuts

Dimensions of ASME B18.2.4.6M Metric Heavy Hex Nuts


Nominal Nut Diameter and Thread PitchWidth Across Flats, SWidth Across Corners, EThickness MBearing Face Diameter, Dw, MinWasher Face Thickness, C
MaxMinMaxMinMaxMinMaxMin
M12 x 1.7521.0020.1624.2522.7812.311.919.20.80.4
M14 x 224.0023.1627.7126.1714.313.622.00.80.4
M16 x 227.0026.1631.1829.5617.116.424.90.80.4
M20 x 2.534.0033.0039.2637.2920.719.431.40.80.4
M22 x 2.536.0035.0041.5739.5523.622.333.30.80.4
M24 x 341.0040.0047.3445.2024.222.938.00.80.4
M27 x 346.0045.0053.1250.8527.626.342.80.80.4
M30 x 3.550.0049.0057.7455.3730.729.146.60.80.4
M36 x 460.0058.8069.2866.4436.635.055.90.80.4
M42 x 4.570.0067.9080.8377.4142.040.464.51.00.5
M48 x 580.0077.6092.3888.4648.046.473.71.00.5
M56 x 5.590.0087.20103.9299.4156.054.182.81.00.5
M64 x 6100.0096.80115.47110.3564.062.192.01.00.5
M72 x 6110.00106.40127.02121.3072.070.0101.11.20.6
M80 x 6120.00116.00138.56132.2480.078.1110.21.20.6
M90 x 56135.00130.50155.88148.7790.087.8124.01.20.6
M100 x 6150.00145.00173.21165.30100.097.8137.81.20.6
  • This size with width across flat of 15mm is not standard. Unless specifically ordered, M10 hex jam nuts with 16 mm width across flats will be furnished
  • All dimensions are in millimeters.