J995 Tensile Stress Area
| Thread, UNC |
UNC Stress Area, sq inches |
Thread, 8TPI |
8 TPI Stress Area, sq inches |
| 1/2-13 |
0.1419 |
|
|
| 5/8-11 |
0.226 |
|
|
| 3/4-10 |
0.334 |
|
|
| 7/8-9 |
0.462 |
|
|
| 1-8 |
0.606 |
1-8 |
0.606 |
| 1-1/8-7 |
0.763 |
1-1/8-8 |
0.790 |
| 1-1/4-7 |
0.969 |
1-1/4-8 |
1.000 |
| 1-3/8-6 |
1.155 |
1-3/8-8 |
1.233 |
| 1-1/2-6 |
1.405 |
1-1/2-8 |
1.492 |
| To calculate individual nut proofload value, simply multiply the tensile stress area by the appropriate psi proofload value. |
