asme-b18-2-3-2m-metric-formed-hex-cap-screws

Dimensions of Metric Formed Hex Cap Screws

Nominal Screw Diameter, D, and Thread PitchBody Diameter Ds,Width Across Flats, SWidth Across Corners, EHead Height, KWrenching Height, K1Washer Face Thick, CWasher Face Diameter, Dw
MaxMinMaxMinMaxMinMaxMinMinMaxMinMax
M5 x 0.85.004.828.007.649.248.563.653.352.40.50.26.9
M6 x 16.005.8210.009.6411.5510.804.153.852.00.50.28.9
M8 x 1.258.007.7813.0012.5715.0114.085.505.103.70.60.311.6
aM10 x 1.510.009.7815.0014.5717.3216.326.636.174.50.60.313.6
M10 x 1.510.009.7816.0015.5718.4817.436.636.174.50.60.314.6
M12 x 1.7512.0011.7318.0017.5720.7819.687.767.245.20.60.316.6
M14 x 214.0013.7321.0020.1624.2522.589.098.516.20.60.319.6
M16 x 216.0015.7324.0023.1627.7125.9410.329.687.00.80.422.5
M20 x 2.520.0019.6730.0029.1634.6432.6612.8812.128.80.80.427.7
M24 x 324.0023.6736.0035.0041.5739.2015.4414.5610.50.80.433.2
  • aThis size with width across flats of 15mm is not standard. Unless specifically ordered, M10 formed hex cap screws with 16mm width across flats will be furnished.
  • All dimensions are in millimeters.
  • Transition Thread length X, includes the length of incomplete threads and tolerances on grip gaging length and body length. It is intended for calculation puposes