F3125 Nut Overtap Allowances
| Size | F2329 and B695, in | F3393 |
|---|---|---|
| ½-13 | 0.018 | 0.009 |
| 5/8-11 | 0.020 | 0.010 |
| ¾-10 | 0.020 | 0.010 |
| 7/8-9 | 0.022 | 0.011 |
| 1-8 | 0.024 | 0.012 |
| 1-1/8-7 | 0.024 | 0.012 |
| 1-1/4-7 | 0.024 | 0.012 |
| 1-3/8-6 | 0.027 | 0.014 |
| 1-1/2-6 | 0.027 | 0.014 |
| * Hot-dip galvanized and F3393 nuts are tapped after coating. B695 mech galv is applied after nut tapping * Nuts overtapped for use with 150ksi/A490 bolts shall be proof load tested to 175ksi minimum after overtapping | ||