Square Machine Screw Nut (in)

Written by Matt Milbury. Posted in Nut Datasheets

Standards

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

Square Machine Screw Nut (in) Datasheet

square machine screw nut drawingsquare machine screw nut

Bolt

Size

Width Across Flat

A

Width Across Corner

B

Thickness

C

BasicMaxMinMaxMinMaxMin
#0 5/32 0.156 0.150 0.221 0.206 0.050 0.043
#1 5/32 0.156 0.150 0.221 0.206 0.050 0.043
#2 3/16 0.188 0.180 0.265 0.247 0.066 0.057
#3 3/16 0.188 0.180 0.265 0.247 0.066 0.057
#4 1/4 0.250 0.241 0.354 0.331 0.098 0.087
#5 5/16 0.312 0.302 0.442 0.415 0.114 0.102
#6 5/16 0.312 0.302 0.442 0.415 0.114 0.102
#8 11/32 0.344 0.332 0.486 0.456 0.130 0.117
#10 3/8 0.375 0.362 0.530 0.497 0.130 0.117
#12 7/16 0.438 0.423 0.619 0.581 0.161 0.148
1/4 7/16 0.438 0.423 0.619 0.581 0.193 0.178
5/16 9/16 0.562 0.545 0.795 0.748 0.225 0.208
3/8 5/8 0.625 0.607 0.884 0.833 0.257 0.239