HEX FINISHED
SLOTTED NUTS HEAD DIMENSIONS |
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All Dimensions in Inches |
Nominal Size or Basic Major Dia. of Thread |
Width Across Flats | Width Across Corners | Thickness | Unslotted Thickness | Width of Slot | ||||||||
Basic | Max. | Min. | Max. | Min. | Basic | Max. | Min. | Max. | Min. | Max. | Min. | ||
1/4 | 0.2500 | 7/16 | 0.438 | 0.428 | 0.505 | 0.488 | 7/32 | 0.226 | 0.212 | 0.14 | 0.12 | 0.10 | 0.07 |
5/16 | 0.3125 | 1/2 | 0.500 | 0.489 | 0.557 | 0.557 | 17/64 | 0.273 | 0.258 | 0.18 | 0.16 | 0.12 | 0.09 |
3/8 | 0.3750 | 9/16 | 0.562 | 0.551 | 0.650 | 0.628 | 21/64 | 0.337 | 0.320 | 0.21 | 0.19 | 0.15 | 0.12 |
7/16 | 0.4375 | 11/16 | 0.688 | 0.675 | 0.794 | 0.768 | 3/8 | 0.385 | 0.365 | 0.23 | 0.21 | 0.15 | 0.12 |
1/2 | 0.5000 | 3/4 | 0.750 | 0.736 | 0.866 | 0.840 | 7/16 | 0.448 | 0.427 | 0.29 | 0.27 | 0.18 | 0.15 |
9/16 | 0.5625 | 7/8 | 0.875 | 0.861 | 1.010 | 0.982 | 31/64 | 0.496 | 0.473 | 0.31 | 0.29 | 0.18 | 0.15 |
5/8 | 0.6250 | 15/16 | 0.938 | 0.922 | 1.083 | 1.051 | 35/64 | 0.559 | 0.535 | 0.34 | 0.32 | 0.24 | 0.18 |
3/4 | 0.7500 | 1-1/8 | 1.125 | 1.088 | 1.299 | 12.40 | 41/64 | 0.665 | 0.617 | 0.40 | 0.38 | 0.24 | 0.18 |
7/8 | 0.8750 | 1-5/16 | 1.312 | 1.269 | 1.516 | 1.447 | 3/4 | 0.776 | 0.724 | 0.52 | 0.49 | 0.24 | 0.18 |
1 | 1.0000 | 1-1/2 | 1.500 | 1.450 | 1.732 | 1.653 | 55/64 | 0.887 | 0.831 | 0.59 | 0.56 | 0.30 | 0.24 |
1-1/8 | 1.1250 | 1-11/16 | 1.688 | 1.631 | 1.949 | 1.859 | 31/32 | 0.999 | 0.939 | 0.64 | 0.61 | 0.33 | 0.24 |
1-1/4 | 1.2500 | 1-7/8 | 1.875 | 1.812 | 2.165 | 2.066 | 1-1/16 | 1.094 | 1.030 | 0.70 | 0.67 | 0.40 | 0.31 |
1-3/8 | 1.3750 | 2-1/16 | 2.062 | 1.994 | 2.382 | 2.273 | 1-11/64 | 1.206 | 1.138 | 0.82 | 0.78 | 0.40 | 0.31 |
1-1/2 | 1.5000 | 2-1/4 | 2.250 | 2.175 | 2.598 | 2.480 | 1-9/32 | 1.317 | 1.245 | 0.86 | 0.82 | 0.46 | 0.37 |