Custom Industrial Finished Hex Coil Nuts Heavy Hex Nuts
Our company is a one-stop-factory for fasteners development,
design, production, and sales. We provide standard fasteners of
various specifications and sizes, ranging from M3 to M220.
Additionally, we excel at producing non-standard parts based on
drawings, using a variety of stainless steel, alloy steel,
high-temperature alloys, and carbon steel materials.
FINISHED HEX NUTS
| Nominal Size | F | G | H |
| Width Across Flats | Width Across Corners | Thickness |
| Max. | Min. | Max. | Min. | Max. | Min. |
| 1/4 | .438 | 428 | .505 | 488 | 226 | 212 |
| 5/16 | .500 | 489 | 577 | 557 | 273 | 258 |
| 3/8 | 562 | .551 | 650 | 605 | 337 | 320 |
| 7/16 | 688 | .675 | .794 | 768 | 385 | 365 |
| 1/2 | .750 | .736 | 866 | 840 | 448 | 427 |
| 9/16 | 875 | 861 | 1.010 | 982 | 496 | 473 |
| 5/8 | 938 | .922 | 1.083 | 1.051 | 559 | 535 |
| 3/4 | 1.125 | 1.088 | 1.299 | 1.240 | 665 | 617 |
| 7/8 | 1.312 | 1.269 | 1.516 | 1.447 | 776 | 724 |
| 1 | 1.500 | 1.450 | 1.732 | 1.653 | 887 | 831 |
| 11/8 | 1.688 | 1.631 | 1.949 | 1.859 | 999 | 939 |
| 11/4 | 1.875 | 1.812 | 2.165 | 2.066 | 1.094 | 1.030 |
| 13/8 | 2.062 | 1.994 | 2.382 | 2.273 | 1.206 | 1.138 |
| 11/2 | 2.250 | 2.175 | 2.598 | 2.480 | 1.317 | 1.245 |
| 15/8 | 2.43 | 2.35 | 2.805 | 2.679 | 1.416 | 1.364 |
| 13/4 | 2.625 | 2.538 | 3.031 | 2.893 | 1.540 | 1.460 |
| 17/8 | 2.813 | 2.722 | 3.247 | 3.103 | 1.651 | 1.567 |
| 2 | 3.000 | 2.900 | 3.464 | 3.306 | 1.763 | 1.675 |
| 21/4 | 3.375 | 3.263 | 3.897 | 3.719 | 1.986 | 1.890 |
| 21/2 | 3.750 | 3.625 | 4.330 | 4.133 | 2.209 | 2.105 |
| 23/4 | 4.125 | 3.988 | 4.763 | 4.546 | 2.431 | 2.319 |
| 3 | 4.5 | 4.350 | 5.196 | 4.959 | 2.654 | 2.534 |
HEX COIL NUTS
| Diameter | Threads Per Inch | F | C | H |
| W.A.F. | W.A.C | Thickness |
| 1/2H | 6 | 875/.850 | 1.010/.969 | 504/.464 |
| 5/8F | 5 | 938/.922 | 1.083/1.051 | 559/.535 |
| 3/4 F | 4.5 | 1.125/1.088 | 1.299/1.240 | 665/.617 |
| 3/4 H | 4.5 | 1.250/1.212 | 1.443/1.382 | 758/.710 |
| 7/8H | 4.5 | 1.438/1.394 | 1.660/1.589 | 885/.833 |
| 1H | 3.5 | 1.625/1.575 | 1.876/1.796 | 1.012/.956 |
| 1.25 H | 3.5 | 2.000/1.937 | 2.309/2.209 | 1.251/1.187 |
| 1.50H | 3.5 | 2.375/2.300 | 2.742/2.622 | 1.505/1.433 |
HEAVY HEX NUTS
| Nominal Size | F | G | H |
| Width Across Flats | Width Across Comers | Thickness |
| Max. | Min. | Max. | Min. | Max. | Min. |
| 1/4 | 500 | 488 | .577 | .556 | 250 | 218 |
| 5/16 | .562 | 546 | 650 | 622 | 314 | 280 |
| 3/8 | 688 | 669 | 794 | .763 | 377 | 341 |
| 7/16 | 750 | 728 | 866 | 830 | 441 | 403 |
| 1/2 | .875 | .850 | 1.010 | .969 | 504 | 464 |
| 9/16 | 938 | .909 | 1.083 | 1.037 | 568 | 526 |
| 5/8 | 1.062 | 1.031 | 1.227 | 1.175 | 631 | 587 |
| 3/4 | 1.250 | 1.212 | 1.443 | 1.382 | 758 | 710 |
| 7/8 | 1.438 | 1.394 | 1.660 | 1.589 | 885 | 833 |
| 1 | 1.625 | 1.575 | 1.876 | 1.796 | 1.012 | 956 |
| 11/8 | 1.812 | 1.756 | 2.093 | 2.002 | 1.1 | 1.079 |
| 11/4 | 2.000 | 1.938 | 2.309 | 2.209 |
| 1.187 |
| 13/8 | 2.188 | 2.119 | 2.526 | 2.416 |
| 1.310 |
| 11/2 | 2.375 | 2.300 | 2.742 | 2.622 |
| 1.433 |
| 15/8 | 2.562 | 2.481 | 2.959 | 2.828 |
| 1.556 |
| 13/4 | 2.750 | 2.662 | 3.175 | 3.035 |
| 1.679 |
| 17/8 | 2.938 | 2.844 | 3.392 | 3.242 |
| 1.802 |
| 2 | 3.125 | 3.025 | 3.608 | 3.449 | 3 | 1.925 |
| 21/4 | 3.500 | 3.388 | 4.041 | 3.862 | 2.251 | 2.155 |
| 21/2 | 3.875 | 3.750 | 4.474 | 4.275 | 2.505 | 2.401 |
| 23/4 | 4.250 | 4.112 | 4.907 | 4.688 | 2.759 | 2.647 |
| 3 | 4.625 | 4.475 | 5.340 | 5.102 | 3.013 | 2.893 |
| 31/4 | 5.000 | 4.838 | 5.774 | 5.515 | 3.252 | 3.124 |
| 31/2 | 5.375 | 5.200 | 6.207 | 5.928 | 3.506 | 3.370 |
| 33/4 | 5.750 | 5.562 | 6.640 | 6.341 | 3.760 | 3.616 |
| 4 | 6.125 | 5.925 | 7.073 | 6.755 | 4.014 | 3.862 |
| 41/2 | 6.875 | 6.650 | 7.939 | 7.581 | 4.522 | 4.354 |
| 5 | 7.625 | 7.375 | 8.805 | 8.408 | 5.030 | 4.846 |
Our custom industrial precision machined hex coil nut and heavy
duty hex nuts are designed to meet the unique needs of modern
industrial applications.
If you're looking for reliable and high-quality fasteners for use
in your industrial applications, look no further than our custom
products. Contact us today to learn more about our custom fastener
solutions and how we can meet your needs.
