Applications and Uses
- Chemical Industries
- Oil & Gas Industrires
- Power Plant Industries
- Shipbuilding Industries
- Fertilizer Industrires
- Petrochemical Industrires
- Sugar Industrires
- Cement Industrires
Nominal Size or Basic Major Dia. of Thread | F | G | H | |||||||||||||
Width Across Flats | Width Across Corners | Thickness Heavy Hex Nuts | ||||||||||||||
Basic | Max. | Min. | Max. | Min. | Basic | Max. | Min. | |||||||||
|
1/2 9/16 11/16 3/4 |
0.500 0.562 0.688 0.750 |
0.488 0.546 0.669 0.728 |
0.577 0.650 0.794 0.866 |
0.556 0.622 0.763 0.830 |
15/64 19/64 23/64 27/64 |
0.250 0.314 0.377 0.441 |
0.218 0.280 0.341 0.403 |
||||||||
|
7/8 15/16 1-1/16 1-1/4 |
0.875 0.938 1.062 1.250 |
0.850 0.909 1.031 1.212 |
1.010 1.083 1.227 1.443 |
0.969 1.037 1.175 1.382 |
31/64 35/64 39/64 47/64 |
0.504 0.568 0.631 0.758 |
0.464 0.526 0.587 0.710 |
||||||||
|
1-7/16 1-5/8 1-13/16 2 |
1.438 1.625 1.812 2.000 |
1.394 1.575 1.756 1.938 |
1.660 1.876 2.093 2.309 |
1.589 1.796 2.002 2.209 |
55/64 63/64 1-7/64 1-7/32 |
0.885 1.012 1.139 1.251 |
0.833 0.956 1.079 1.187 |
||||||||
|
2-3/16 2-3/8 2-9/16 2-3/4 |
2.188 2.375 2.562 2.750 |
2.119 2.300 2.481 2.662 |
2.526 2.742 2.959 3.175 |
2.416 2.622 2.828 3.035 |
1-11/32 1-15/32 1-19/32 1-23/32 |
1.378 1.505 1.632 1.759 |
1.310 1.433 1.556 1.679 |
||||||||
|
2-15/16 3-1/8 3-1/2 3-7/8 |
2.938 3.125 3.500 3.875 |
2.844 3.025 3.388 3.750 |
3.392 3.608 4.041 4.474 |
3.242 3.449 3.862 4.275 |
1-27/32 1-31/32 2-13/64 2-29/64 |
1.886 2.013 2.251 2.505 |
1.802 1.925 2.155 2.401 |
||||||||
|
4-1/4 4-5/8 5 5-3/8 |
4.250 4.625 5.000 5.375 |
4.112 4.475 4.838 5.200 |
4.907 5.340 5.774 6.207 |
4.688 5.102 5.515 5.928 |
2-45/64 2-61/64 3-3/16 3-7/16 |
2.759 3.013 3.252 3.506 |
2.647 2.893 3.124 3.370 |
||||||||
|
5-3/4 6-1/8 |
5.750 6.125 |
5.562 5.925 |
6.640 7.073 |
6.341 6.755 |
3-11/16 3-15/16 |
3.760 4.014 |
3.616 3.862 |