Hex Finished Nut (in)

Written by Matt Milbury. Posted in Nut Datasheets

Standards

  • ASME Standards
    • ASME B18.2.2 - Square and Hex Nuts

Hex Finished Nut (in) Datasheet

hex finished nut drawinghex finished nut

Bolt

Size

Width Across Flat

A

Width Across Corner

B

Thickness

C

BasicMaxMinMaxMinBasicMaxMin
3/8 9/16 0.562 0.551 0.650 0.628 21/64 0.337 0.320
1/2 3/4 0.750 0.736 0.866 0.840 7/16 0.448 0.427
5/8 15/16 0.938 0.922 1.083 1.051 35/64 0.559 0.535
3/4 1 1/8 1.125 1.088 1.299 1.240 41/64 0.665 0.617
7/8 1 5/16 1.312 1.269 1.516 1.447 3/4 0.776 0.724
1 1 1/2 1.500 1.450 1.732 1.653 55/64 0.887 0.831
1 1/8 1 11/16 1.688 1.631 1.949 1.859 31/32 0.999 0.939
1 1/4 1 7/8 1.875 1.812 2.165 2.066 1 1/16 1.094 1.030
1 3/8 2 1/16 2.062 1.994 2.382 2.273 1 11/64 1.206 1.138
1 1/2 2 1/4 2.250 2.175 2.598 2.480 1 9/32 1.317 1.245
1 5/8 2 7/16 2.458 2.356 2.815 2.868 1 25/64 1.429 1.353
1 3/4 2 5/8 2.625 2.538 3.031 2.893 1 1/2 1.540 1.460
2 3 3.000 2.900 3.464 3.306 1 23/32 1.763 1.675
2 1/4 3 3/8 3.375 3.263 3.897 3.719 1 15/16 1.986 1.890
2 1/2 3 3/4 3.750 3.625 4.330 4.133 2 5/32 2.209 2.105
2 3/4 4 1/8 4.125 3.988 4.763 4.546 2 3/8 2.431 2.319
3 4 1/2 4.500 4.350 5.196 4.959 2 19/32 2.654 2.534