Materials Include : 18-8 ss, 316 ss, 400 series ss, Brass, Silicone Bronze, Monel, Carbon Steels, Alloy Steels, Aluminum.
Finishes Include : Zinc, Cadmium, Nickel Silver & Chrome Plating, Black Oxide, Anodize, Passivation and Heat Treating.
Heavy hex jam nuts are tightened against the work surface and a heavy hex or finished hex nut is secured
| Nominal orBasic Major Diameter of Thread |
F | G | H | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Width Across Flats | Width Across Corners | Thickness of HexNuts | |||||||
| Basic | Max | Min | Max | Min | Basic | Max | Min | ||
| 1/4" | 0.2500 | 1/2" | 0.500 | 0.488 | 0.577 | 0.556 | 11/64" | 0.188 | 0.156 |
| 5/16" | 0.3125 | 9/16" | 0.562 | 0.546 | 0.650 | 0.622 | 13/64" | 0.220 | 0.186 |
| 3/8" | 0.3750 | 11/16" | 0.688 | 0.669 | 0.794 | 0.763 | 15/64" | 0.252 | 0.216 |
| 7/16" | 0.4375 | 3/4" | 0.750 | 0.728 | 0.866 | 0.830 | 17/64" | 0.285 | 0.247 |
| 1/2" | 0.5000 | 7/8" | 0.875 | 0.850 | 1.010 | 0.969 | 19/64" | 0.317 | 0.277 |
| 9/16" | 0.5625 | 15/16" | 0.938 | 0.909 | 1.083 | 1.037 | 21/64" | 0.349 | 0.307 |
| 5/8" | 0.6250 | 1-1/16" | 1.062 | 1.031 | 1.227 | 1.175 | 23/64" | 0.381 | 0.337 |
| 3/4" | 0.7500 | 1-1/4" | 1.250 | 1.212 | 1.443 | 1.382 | 27/64" | 0.446 | 0.398 |
| 7/8" | 0.8750 | 1-7/16" | 1.438 | 1.394 | 1.660 | 1.589 | 31/64" | 0.510 | 0.458 |
| 1" | 1.0000 | 1-5/8" | 1.625 | 1.575 | 1.876 | 1.796 | 35/64" | 0.575 | 0.519 |
| 1-1/8" | 1.1250 | 1-13/16" | 1.812 | 1.756 | 2.093 | 2.002 | 23/32" | 0.639 | 0.579 |
| 1-1/4" | 1.2500 | 2" | 2.000 | 1.938 | 2.309 | 2.209 | 25/32" | 0.751 | 0.687 |
| 1-3/8" | 1.3750 | 2-3/16" | 2.188 | 2.119 | 2.526 | 2.416 | 27/32" | 0.815 | 0.747 |
| 1-1/2" | 1.5000 | 2-3/8" | 2.375 | 2.300 | 2.742 | 2.622 | 29/32" | 0.880 | 0.808 |
| 1-5/8" | 1.6250 | 2-9/16" | 2.562 | 2.481 | 2.959 | 2.828 | 31/32" | 0.944 | 0.868 |
| 1-3/4" | 1.7500 | 2-3/4" | 2.750 | 2.662 | 3.175 | 3.035 | 1-1/32" | 1.009 | 0.929 |
| 2" | 2.0000 | 3-1/8" | 3.125 | 3.025 | 3.608 | 3.449 | 1-3/32" | 1.138 | 1.050 |
| 2-1/4" | 2.2500 | 3-1/2" | 3.500 | 3.388 | 4.041 | 3.862 | 1-13/64" | 1.251 | 1.155 |
| 2-1/2" | 2.5000 | 3-7/8" | 3.875 | 3.750 | 4.474 | 4.275 | 1-29/64" | 1.505 | 1.401 |
| 2-3/4" | 2.7500 | 4-1/4" | 4.250 | 4.112 | 4.907 | 4.688 | 1-37/64" | 1.634 | 1.522 |
| 3" | 3.0000 | 4-5/8" | 4.625 | 4.475 | 5.340 | 5.102 | 1-45/64" | 1.763 | 1.643 |
| 3-1/4" | 3.2500 | 5" | 5.000 | 4.838 | 5.774 | 5.515 | 1-13/16" | 1.876 | 1.748 |
| 3-1/2" | 3.5000 | 5-3/8" | 5.375 | 5.200 | 6.207 | 5.928 | 1-15/16" | 2.006 | 1.870 |
| 3-3/4" | 3.7500 | 5-3/4" | 5.750 | 5.562 | 6.640 | 6.341 | 2-1/16" | 2.134 | 1.990 |
| 4" | 4.0000 | 6-1/8" | 6.125 | 5.925 | 7.073 | 6.755 | 2-3/16" | 2.264 | 2.112 |
We can manufacturer and export any type of Heavy Hex Jam Nut as per specifications (custom drawing and samples) for more information please Contact Us or Inquiry Now.