Square Nut (in)

Written by Matt Milbury on . Posted in Nut Datasheets

Standard

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

Square Nut (in) Datasheet

square nut drawingsquare nut

Bolt

Size

Width Across Flat

A

Width Across Corner

B

Thickness

C

BasicMaxMinMaxMinBasicMaxMin
1/4 7/16 0.438 0.428 0.619 0.554 7/32 0.235 0.203
5/16 1/2 0.500 0.489 0.795 0.721 17/64 0.283 0.249
3/8 5/8 0.625 0.606 0.884 0.802 21/64 0.346 0.310
1/2 13/16 0.812 0.788 1.149 1.052 7/16 0.458 0.418
5/8 1 1.000 0.969 1.414 1.300 35/64 0.569 0.525
3/4 1 1/8 1.125 1.088 1.591 1.464 21/32 0.680 0.632
7/8 1 5/16 1.312 1.269 1.856 1.712 49/64 0.792 0.740
1 1 1/2 1.500 1.450 2.121 1.961 7/8 0.903 0.847
1 1/8 1 11/16 1.688 1.631 2.386 2.209 1 1.030 0.970
1 1/4 1 7/8 1.875 1.812 2.652 2.458 1 3/32 1.126 1.062
1 3/8 2 1/16 2.062 1.994 2.917 2.708 1 13/64 1.237 1.169
1 1/2 2 1/4 2.250 2.175 3.182 2.956 1 5/16 1.348 1.276