Square Heavy Nut (in)

Written by Matt Milbury. Posted in Nut Datasheets

Standard

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

Square Heavy Nut (in) Datasheet

square nut drawingsquare nut

Bolt

Size

Width Across Flat

A

Width Across Corner

B

Thickness

C

BasicMaxMinMaxMinBasicMaxMin
1/4 1/2 0.500 0.488 0.707 0.670 1/4 0.266 0.218
5/16 9/16 0.562 0.546 0.795 0.750 5/16 0.330 0.280
3/8 11/16 0.688 0.669 0.973 0.919 3/8 0.393 0.341
7/16 3/4 0.750 0.728 1.060 1.000 7/16 0.456 0.403
1/2 7/8 0.875 0.850 1.237 1.167 1/2 0.520 0.464
5/8 1 1/16 1.062 1.031 1.503 1.416 5/8 0.647 0.587
3/4 1 1/4 1.250 1.212 1.768 1.665 3/4 0.774 0.710
7/8 1 7/16 1.438 1.394 2.033 1.914 7/8 0.901 0.833
1 1 5/8 1.625 1.575 2.298 2.162 1 1.028 0.956
1 1/8 1 13/16 1.812 1.756 2.563 2.411 1 1/8 1.155 1.079
1 1/4 2 2.000 1.938 2.828 2.661 1 1/4 1.282 1.187
1 3/8 2 3/16 2.188 2.119 3.094 2.909 1 3/8 1.409 1.310
1 1/2 2 3/8 2.375 2.300 3.359 3.158 1 1/2 1.536 1.433